H01J 61/92
Lamps with more than one main discharge path
H01J61/92 (Lamps with more than one main discharge path) appears on 112 US grants and 86 published applications in this corpus.
Search patents in H01J- Granted patents
- 112
- Published applications
- 86
- Assignees
- 70
- Inventors
- 276
- Latest grant
- 6 Feb 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 2 |
| 2002 | 3 | 2 |
| 2003 | 1 | 3 |
| 2004 | 1 | 3 |
| 2005 | 3 | 8 |
| 2006 | 2 | 10 |
| 2007 | 3 | 8 |
| 2008 | 6 | 5 |
| 2009 | 0 | 3 |
| 2010 | 4 | 4 |
| 2011 | 3 | 2 |
| 2012 | 2 | 4 |
| 2013 | 1 | 1 |
| 2014 | 1 | 5 |
| 2015 | 3 | 2 |
| 2016 | 0 | 3 |
| 2017 | 4 | 3 |
| 2018 | 4 | 5 |
| 2019 | 8 | 3 |
| 2020 | 1 | 1 |
| 2021 | 1 | 0 |
| 2022 | 2 | 6 |
| 2023 | 2 | 2 |
| 2024 | 1 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Multi-head far UV C fixture6 Feb 2024US 11,890,391 B2Lumenlabs LLC
- General illumination LED system including far UV C3 Oct 2023US 11,771,789 B2Lumenlabs LLC
- Wide angle far UV C fixture22 Aug 2023US 11,730,845 B2Lumenlabs LLC
- Highly efficient UV C source25 Oct 2022US 11,478,563 B2Lumenlabs LLC
- Far UV C power supply14 Jun 2022US 11,357,879 B2Lumenlabs LLC
- General illumination led system including far uv c8 Feb 2024US 2024/0042082 A1Lumenlabs LLC
- General illumination led system including far uv c24 Aug 2023US 2023/0263924 A1Lumenlabs LLC
- Highly efficient far uv filtration system9 Feb 2023US 2023/0044306 A1Lumenlabs LLC
- Far uv c can light fixture4 Aug 2022US 2022/0241448 A1Lumenlabs LLC
- Cartridge based uv c sterilization system24 Feb 2022US 2022/0054681 A1Lumenlabs LLC
Most cited
By later US patents
- Tricolor fluorescent lamp195US 4,625,152 AMatsushita Electric Works, Ltd. · 1986
- Low-pressure mercury discharge lamp with color temperature adjustment126US 5,677,598 AU. S. Philips Corporation · 1997
- Three-way compact fluorescent lamp system utilizing an electronic ballast having a variable frequency oscillator77US 5,309,062 AProgressive Technology in Lighting, Inc. · 1994
- Low pressure gas discharge lamp with increased end illumination57US 4,329,622 AXerox Corporation · 1982
- Bulb-shaped flashtube with metal envelope40US 4,020,379 AEG&G, Inc. · 1977