# US 11,079,101 B1 · Lighting devices including at least one light-emitting device, systems including at least one lighting device, and related methods > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,079,101 B1 - Document ID: US11079101B1 - Status: Granted - Kind: B1 - Application number: 16/750,454 - Filed: 2020-01-23 - Granted: 2021-08-03 - Earliest claimed: 2015-09-14 - Applicants: Trent Neil Butcher - Inventors: Trent Neil Butcher - Web page: https://patentgrep.com/patent/US11079101B1 ## CPC - F21V 31/005: {Sealing arrangements therefor} - B63B 45/02: the devices being intended to illuminate the way ahead or other areas of environments - B63B 45/04: the devices being intended to indicate the vessel or parts thereof - F21V 5/04: of lens shape - F21V 23/001: {the elements being electrical wires or cables} - B63B 2045/005: {comprising particular electric circuits} - F21S 9/02: the power supply being a battery or accumulator - F21V 19/003: {Fastening of light source holders, e.g. of circuit boards or substrates holding light sources} - F21V 29/507: of means for protecting lighting devices from damage, e.g. housings - F21V 29/56: using liquid coolants (F21V29/51 takes precedence) - F21V 29/60: characterised by the use of a forced flow of gas, e.g. air - F21V 29/83: the elements having apertures, ducts or channels, e.g. heat radiation holes - F21Y 2115/10: Light-emitting diodes [LED] - F21V: FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR - B63B: SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING (arrangements of vessel ventilation, heating, cooling, or air-conditioning B63J2/00; floating substructures as supports of dredgers or soil-shifting machines E02F9/06) - F21S: NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS - F21Y: INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED ## Abstract In some embodiments, a lighting assembly including at least one light-emitting device positioned within a housing is disclosed, wherein the housing is designed to allow an ambient environment to pass into the housing and transfer heat from the at least one light-emitting device. The light-emitting area of the light-emitting device may be sealed from the ambient environment. In some embodiments, the housing may include at least one recess, port, or other opening configured to allow a liquid or gas to promote heat transfer from the light-emitting device. In some embodiments, a vehicle, a marine system, or other systems may include at least one lighting assembly as contemplated herein. ## Claims ### Claim 1 A lighting system, comprising: a housing; at least one chip-on-board light-emitting device comprising: a substrate; a light-emitting area; at least one lens element positioned adjacent to the housing; a second housing; a second at least one chip-on-board light-emitting device comprising: another substrate; another light-emitting area; a second at least one lens element positioned adjacent to the second housing; a voltage converter configured to convert a direct current input voltage to operate the at least one chip-on-board light-emitting device and the second at least one chip-on-board light-emitting device; wherein: the at least one chip-on-board light-emitting device is positioned at least partially within the housing and is attached to the housing by one or more fasteners; the second at least one chip-on-board light-emitting device is positioned at least partially within the second housing and is attached to the second housing by one or more fasteners; the at least one chip-on-board light-emitting device has a power consumption of at least about 50 watts; the voltage converter is external to the housing; the light-emitting area and the another light-emitting area are sealed from an ambient environment. ### Claim 2 (depends on 1) The lighting system according to claim 1, further comprising at least one ring-shaped retaining element configured to retain the at least one lens element relative to the housing. ### Claim 3 (depends on 2) The lighting system according to claim 2, further comprising at least one sealant element positioned between the at least one chip-on-board light-emitting device and one or more of the housing and the at least one lens element. ### Claim 4 (depends on 3) The lighting system according to claim 3, wherein the at least one sealant element comprises a first sealant element positioned between the at least one chip-on-board light-emitting device and the housing and a second sealant element positioned between the at least one chip-on-board light-emitting device and the at least one lens element. ### Claim 5 (depends on 2) The lighting system according to claim 2, further comprising a heat sink in thermal communication with the at least one chip-on-board light-emitting device. ### Claim 6 (depends on 5) The lighting system according to claim 5, at least one sealant element positioned between the at least one chip-on-board light-emitting device and one or more of the housing and the at least one lens element. ### Claim 7 (depends on 6) The lighting system according to claim 6, wherein the at least one sealant element comprises a first sealant element positioned between the at least one chip-on-board light-emitting device and the housing and a second sealant element positioned between the at least one chip-on-board light-emitting device and the at least one lens element. ### Claim 8 (depends on 1) The lighting system according to claim 1, wherein the at least one chip-on-board light-emitting device comprises a plurality of chip-on-board light-emitting devices. ### Claim 9 (depends on 8) The lighting system according to claim 8, wherein: the plurality of chip-on-board light-emitting devices have a power consumption of greater than about 100 watts; and at least one of the plurality of chip-on-board light-emitting devices emits a different color light than another chip-on-board light-emitting device of the plurality of chip-on-board light-emitting devices. ### Claim 10 (depends on 1) The lighting system according to claim 1, wherein the at least one chip-on-board light-emitting device and the second at least one chip-on-board light-emitting device have a power consumption of greater than about 100 watts. ### Claim 11 (depends on 10) The lighting system according to claim 10, wherein the voltage converter has a power output of at least about 100 watts, at least about 200 watts, at least about 300 watts, at least about 400 watts, at least about 500 watts, or greater than about 500 watts. ### Claim 12 (depends on 8) The lighting system according to claim 8, further comprising a heat sink in thermal communication with the at least one chip-on-board light-emitting device. ### Claim 13 (depends on 10) The lighting system according to claim 10, wherein the voltage converter comprises a step-up voltage converter. ### Claim 14 A marine system, comprising: a marine vehicle; at least one lighting assembly attached to the marine vehicle, wherein the at least one lighting assembly comprises: a housing; at least one chip-on-board light-emitting device comprising: a substrate; a light-emitting area; at least one lens element positioned adjacent to the housing; a second housing; a second at least one chip-on-board light-emitting device comprising: another substrate; another light-emitting area; a second at least one lens element positioned adjacent to the second housing; a voltage converter operably coupled to the at least one chip-on-board light-emitting device and the second at least one chip-on-board light-emitting device, and configured to convert a direct current input voltage to a direct current output voltage; wherein: the at least one chip-on-board light-emitting device is positioned at least partially within the housing and is attached to the housing by one or more fasteners; the second at least one chip-on-board light-emitting device is positioned at least partially within the second housing and is attached to the second housing by one or more fasteners; the at least one chip-on-board light-emitting device has a power consumption of at least about 50 watts; the voltage converter is external to the housing; the light-emitting area of the at least one chip-on-board light-emitting device and the another light-emitting area are sealed from the an ambient environment. ### Claim 15 (depends on 14) The marine system according to claim 14, further comprising at least one ring-shaped retaining element configured to retain the at least one lens element relative to the housing. ### Claim 16 (depends on 15) The marine system according to claim 15, further comprising at least one sealant element positioned between the at least one chip-on-board light-emitting device and one or more of the housing and the at least one lens element. ### Claim 17 (depends on 14) The marine system according to claim 14, wherein the at least one chip-on-board light-emitting device has a power consumption of greater than 90 watts. ### Claim 18 (depends on 17) The marine system according to claim 17, wherein the at least one chip-on-board light-emitting device comprises a plurality of chip-on-board light-emitting devices. ### Claim 19 (depends on 17) The marine system according to claim 17, wherein: the housing comprises metal; and the voltage converter is configured to convert an input voltage of 10-32 volts direct current to an output voltage of 12-36 volts direct current. ### Claim 20 (depends on 19) The marine system according to claim 19, wherein the voltage converter has a power output of at least 50 watts, at least 100 watts, at least 200 watts, at least 300 watts, at least 400 watts, at least 500 watts, or greater than 500 watts. ### Claim 21 (depends on 1) The lighting system according to claim 1, wherein the first housing and the second housing comprise brass, steel, or aluminum. ### Claim 22 (depends on 21) The lighting system according to claim 21, further comprising a reflector element positioned between the light-emitting area and the at least one lens element. ### Claim 23 A marine system, comprising: a marine vehicle; at least one lighting assembly attached to the marine vehicle, wherein the at least one lighting assembly comprises: a housing; at least one chip-on-board light-emitting device comprising: a substrate; a light-emitting area; at least one lens element positioned adjacent to the housing; a voltage converter operably coupled to the at least one chip-on-board light-emitting device and configured to convert a direct current input voltage to a direct current output voltage; wherein: the at least one chip-on-board light-emitting device is positioned at least partially within the housing; the at least one chip-on-board light-emitting device has a power consumption of at least 50 watts; the voltage converter is external to the housing; the light-emitting area of the at least one chip-on-board light-emitting device is sealed from an ambient liquid environment; and the housing includes at least one port configured to allow the ambient liquid environment to contact the substrate. ### Claim 24 A lighting system, comprising: a housing; at least one chip-on-board light-emitting device comprising: a substrate; a light-emitting area; at least one lens element positioned adjacent to the housing; a voltage converter configured to convert a direct current input voltage to operate the at least one chip-on-board light-emitting device; wherein: the at least one chip-on-board light-emitting device is positioned at least partially within the housing; the at least one chip-on-board light-emitting device has a power consumption of at least 50 watts; the voltage converter is external to the housing; the light-emitting area is sealed from an ambient liquid environment; and the housing includes at least one port configured to allow the ambient liquid environment to contact the substrate. ### Claim 25 (depends on 17) The marine system according to claim 17, further comprising a reflector positioned between the at least one chip-on-board light-emitting device and the at least one lens element. ### Claim 26 (depends on 21) The lighting system according to claim 21, wherein the housing and the second housing are generally cylindrical. ### Claim 27 (depends on 18) The marine system according to claim 18, wherein: at least one of the plurality of chip-on-board light-emitting devices is configured to emit multiple colors of light; the marine system further comprises a control circuit for controlling the multiple colors of light. ### Claim 28 (depends on 1) The lighting system according to claim 1, wherein the housing includes at least one port configured to allow the ambient environment to contact the substrate. ### Claim 29 (depends on 14) The marine system according to claim 14, wherein the housing includes at least one port configured to allow the ambient environment to contact the substrate.