F21V 29/773
The planes containing the fins or blades having the direction of the
Official title: {the planes containing the fins or blades having the direction of the light emitting axis}
F21V29/773 (The planes containing the fins or blades having the direction of the) appears on 1,034 US grants and 1,303 published applications in this corpus.
Search patents in F21V- Granted patents
- 1,034
- Published applications
- 1,303
- Assignees
- 499
- Inventors
- 1,823
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 5 |
| 2003 | 5 | 2 |
| 2004 | 5 | 7 |
| 2005 | 4 | 12 |
| 2006 | 10 | 16 |
| 2007 | 8 | 28 |
| 2008 | 13 | 41 |
| 2009 | 17 | 75 |
| 2010 | 51 | 117 |
| 2011 | 61 | 127 |
| 2012 | 85 | 149 |
| 2013 | 90 | 134 |
| 2014 | 92 | 110 |
| 2015 | 87 | 75 |
| 2016 | 70 | 74 |
| 2017 | 84 | 45 |
| 2018 | 46 | 41 |
| 2019 | 47 | 57 |
| 2020 | 83 | 73 |
| 2021 | 51 | 33 |
| 2022 | 34 | 24 |
| 2023 | 28 | 23 |
| 2024 | 24 | 15 |
| 2025 | 11 | 9 |
| 2026 | 7 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Led lamp13 Aug 2026US 2026/0235284 A1Jiaxing Super Lighting Electric Appliance Co., Ltd
- Light fixtures having waveguides and related methods6 Aug 2026US 2026/0227559 A1Lucifer Lighting Company
- Heat Sinks, Light Source Assemblies, And Apparatuses Having A Fluid Flow Diverter For Cooling LEDs Arranged Concentrically And/Or In An Elongated Direction Along A Heat Sink6 Aug 2026US 2026/0231374 A1Xenex Disinfection Services Inc.
- Lighting module having field-replaceable optics, improved cooling, and tool-less mounting features25 Jun 2026US 2026/0177229 A1DMF, Inc.
Most cited
By later US patents
- Thermal management methods and apparatus for lighting devices395US 7,344,279 B2Philips Solid-State Lighting Solutions, Inc. · 2008
- LED-based modular lamp372US 6,787,999 B2GELcore, LLC · 2004
- LED-based fixtures and related methods for thermal management313US 7,828,465 B2Koninlijke Philips Electronis N.V. · 2010
- LED lamp heat sink310US 7,144,135 B2Philips Lumileds Lighting Company, LLC · 2006
- LED light299US 7,524,089 B2Daejin DMP Co., Ltd. · 2009