H01J 61/00
Gas-discharge or vapour-discharge lamps
Official title: Gas-discharge or vapour-discharge lamps (arc lamps with consumable electrodes H05B; electroluminescent lamps H05B)
H01J61/00 (Gas-discharge or vapour-discharge lamps) appears on 6,309 US grants and 4,305 published applications in this corpus.
Search patents in H01J- Granted patents
- 6,309
- Published applications
- 4,305
- Assignees
- 1,294
- Inventors
- 8,489
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 74 | 0 |
| 1977 | 84 | 0 |
| 1978 | 72 | 0 |
| 1979 | 63 | 0 |
| 1980 | 63 | 0 |
| 1981 | 70 | 0 |
| 1982 | 96 | 0 |
| 1983 | 75 | 0 |
| 1984 | 79 | 0 |
| 1985 | 103 | 0 |
| 1986 | 82 | 0 |
| 1987 | 112 | 0 |
| 1988 | 102 | 0 |
| 1989 | 152 | 0 |
| 1990 | 133 | 0 |
| 1991 | 125 | 0 |
| 1992 | 113 | 0 |
| 1993 | 104 | 0 |
| 1994 | 99 | 0 |
| 1995 | 111 | 0 |
| 1996 | 151 | 0 |
| 1997 | 167 | 0 |
| 1998 | 216 | 0 |
| 1999 | 204 | 0 |
| 2000 | 162 | 0 |
| 2001 | 215 | 73 |
| 2002 | 240 | 288 |
| 2003 | 291 | 268 |
| 2004 | 256 | 289 |
| 2005 | 176 | 352 |
| 2006 | 191 | 420 |
| 2007 | 183 | 364 |
| 2008 | 192 | 311 |
| 2009 | 186 | 360 |
| 2010 | 203 | 314 |
| 2011 | 220 | 209 |
| 2012 | 213 | 170 |
| 2013 | 156 | 144 |
| 2014 | 128 | 138 |
| 2015 | 101 | 95 |
| 2016 | 84 | 63 |
| 2017 | 66 | 59 |
| 2018 | 63 | 47 |
| 2019 | 59 | 59 |
| 2020 | 46 | 34 |
| 2021 | 43 | 45 |
| 2022 | 42 | 63 |
| 2023 | 49 | 56 |
| 2024 | 53 | 35 |
| 2025 | 22 | 30 |
| 2026 | 19 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H01J 61/02Details5,986
- H01J 61/82Lamps with high-pressure unconstricted discharge having a cold pressure > 400 torr785
- H01J 61/70Lamps with low-pressure unconstricted discharge having a cold pressure < 400 torr696
- H01J 61/84Lamps with discharge constricted by high pressure444
- H01J 61/92Lamps with more than one main discharge path112
- H01J 61/64Cathode glow lamps44
- H01J 61/68Lamps in which the main discharge is between parts of a current-carrying31
- H01J 61/96Lamps with light-emitting discharge path and separately-heated incandescent body within a common18
All 13 subgroupsShow fewer
- H01J 61/95Lamps with control electrode for varying intensity or wavelength of the light14
- H01J 61/98Lamps with closely spaced electrodes heated to incandescence by light-emitting discharge13
- H01J 61/62Lamps with gaseous cathode9
- H01J 61/60Lamps in which the discharge space is substantially filled with mercury before2
- H01J 61/58Lamps with both liquid anode and liquid cathode1
Recent patents
- Method of fabricating a high-pressure laser-sustained-plasma lamp6 Oct 2026US 12,755,922 B1KLA Corporation
- Semiconductor reaction chamber29 Sep 2026US 12,749,651 B2Beijing Naura Microelectronics Equipment Co., Ltd.
- Light source29 Sep 2026US 12,749,668 B2
- Portable IPL sterilizer and IPL toilet bowl sterilizer15 Sep 2026US 12,734,263 B2Iucf-Hyu (Industry-University Cooperation Foundation Hanyang University)
- Assembly for a laser-operated light source and method of use15 Sep 2026US 12,736,884 B2ASML Netherlands B. V.
- Light-emitting sealed body1 Oct 2026US 2026/0302153 A1Hamamatsu Photonics K.K.
- Light-emitting sealed body1 Oct 2026US 2026/0302154 A1Hamamatsu Photonics K.K.
- Multilayer Articles Including an Absorbent Layer and an Ultraviolet Mirror, Systems, Devices, and Methods of Disinfecting24 Sep 2026US 2026/0284248 A13M Innovative Properties Company
- Uv light irradiation apparatus and mounting system17 Sep 2026US 2026/0279756 A1Shibaura Mechatronics Corporation
- High Frequency Plasma Light Source3 Sep 2026US 2026/0260865 A1neonsee GmbH
Most cited
By later US patents
- Luminous lamp having an ultraviolet filtering and explosion proof thin film1,018US 7,394,190 B2Nanoforce Technologies Corporation · 2008
- Method to operate an incoherently emitting radiation source having at least one dielectrically impeded electrode583US 5,604,410 APatent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbH · 1997
- Plasma lamp and methods using a waveguide body and protruding bulb526US 7,994,721 B2Luxim Corporation · 2011
- UV-emitting phosphor and lamp containing same525US 7,396,491 B2Osram Sylvania Inc. · 2008
- Light sources with nanometer-sized VUV radiation-absorbing phosphors490US 6,982,046 B2General Electric Company · 2006