H01J 61/067
For low-pressure discharge lamps
Official title: for low-pressure discharge lamps
H01J61/067 (For low-pressure discharge lamps) appears on 289 US grants and 231 published applications in this corpus.
Search patents in H01J- Granted patents
- 289
- Published applications
- 231
- Assignees
- 165
- Inventors
- 680
- Latest grant
- 21 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 6 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 6 | 0 |
| 1996 | 10 | 0 |
| 1997 | 15 | 0 |
| 1998 | 10 | 0 |
| 1999 | 20 | 0 |
| 2000 | 13 | 0 |
| 2001 | 9 | 0 |
| 2002 | 11 | 14 |
| 2003 | 10 | 9 |
| 2004 | 14 | 17 |
| 2005 | 8 | 18 |
| 2006 | 6 | 27 |
| 2007 | 7 | 23 |
| 2008 | 13 | 17 |
| 2009 | 14 | 21 |
| 2010 | 15 | 28 |
| 2011 | 16 | 11 |
| 2012 | 8 | 6 |
| 2013 | 7 | 6 |
| 2014 | 4 | 1 |
| 2015 | 2 | 4 |
| 2016 | 1 | 2 |
| 2017 | 3 | 2 |
| 2018 | 2 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 1 |
| 2021 | 2 | 5 |
| 2022 | 4 | 4 |
| 2023 | 3 | 5 |
| 2024 | 6 | 5 |
| 2025 | 1 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Photoionization detector having improved gain and reduced humidity sensitivity21 Oct 2025US 12,451,343 B2Mocon, Inc.
- Excimer lamp and UV irradiation unit including the same31 Dec 2024US 12,183,568 B2ORC Manufacturing Co., Ltd.
- Excimer lamp and excimer lamp device26 Nov 2024US 12,154,782 B2Ushio Denki Kabushiki Kaisha
- Excimer lamp electrode geometry1 Oct 2024US 12,106,955 B2Goodrich Corporation
- Ultraviolet ray emitting device25 Jun 2024US 12,020,921 B2AweXome Ray, Inc.
- Photoionization detector having improved gain and reduced humidity sensitivity22 Jan 2026US 2026/0024739 A1Mocon, Inc.
- Far ultraviolet light emitting device2 Oct 2025US 2025/0308880 A1LG Electronics Inc.
- Ultraviolet cathodoluminescent lamp, system and method6 Mar 2025US 2025/0079149 A1NS Nanotech, Inc.
- Excimer lamp and uv irradiation unit including the same26 Sep 2024US 2024/0321567 A1ORC Manufacturing Co., Ltd.
- Photoionization detector having improved gain and reduced humidity sensitivity5 Sep 2024US 2024/0297034 A1Mocon, Inc.
Most cited
By later US patents
- Diode structure flat panel display100US 5,449,970 AMicroelectronics and Computer Technology Corporation · 1995
- Combination fluorescent and LED lighting system99US 7,249,865 B2Plastic Inventions and Patents, Inc. · 2007
- Combination fluorescent and LED lighting system86US 7,478,924 B2Plastic Inventions and Patents, Inc. · 2009
- Discharge device having cathode with micro hollow array70US 5,686,789 AOsram Sylvania Inc. · 1997
- Discharge device having cathode with micro hollow array60US 5,939,829 AOsram Sylvania Inc. · 1999