H01J 61/02
Details
H01J61/02 (Details) appears on 5,986 US grants and 4,122 published applications in this corpus.
Search patents in H01J- Granted patents
- 5,986
- Published applications
- 4,122
- Assignees
- 1,222
- Inventors
- 8,150
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 72 | 0 |
| 1977 | 77 | 0 |
| 1978 | 68 | 0 |
| 1979 | 56 | 0 |
| 1980 | 58 | 0 |
| 1981 | 69 | 0 |
| 1982 | 94 | 0 |
| 1983 | 70 | 0 |
| 1984 | 74 | 0 |
| 1985 | 91 | 0 |
| 1986 | 72 | 0 |
| 1987 | 105 | 0 |
| 1988 | 94 | 0 |
| 1989 | 134 | 0 |
| 1990 | 120 | 0 |
| 1991 | 110 | 0 |
| 1992 | 104 | 0 |
| 1993 | 100 | 0 |
| 1994 | 95 | 0 |
| 1995 | 109 | 0 |
| 1996 | 146 | 0 |
| 1997 | 163 | 0 |
| 1998 | 207 | 0 |
| 1999 | 195 | 0 |
| 2000 | 154 | 0 |
| 2001 | 210 | 67 |
| 2002 | 231 | 278 |
| 2003 | 276 | 252 |
| 2004 | 246 | 280 |
| 2005 | 170 | 344 |
| 2006 | 184 | 400 |
| 2007 | 175 | 348 |
| 2008 | 186 | 296 |
| 2009 | 180 | 345 |
| 2010 | 194 | 296 |
| 2011 | 209 | 202 |
| 2012 | 199 | 162 |
| 2013 | 149 | 139 |
| 2014 | 123 | 132 |
| 2015 | 94 | 95 |
| 2016 | 83 | 61 |
| 2017 | 64 | 54 |
| 2018 | 61 | 45 |
| 2019 | 56 | 49 |
| 2020 | 40 | 33 |
| 2021 | 41 | 43 |
| 2022 | 39 | 63 |
| 2023 | 47 | 54 |
| 2024 | 52 | 35 |
| 2025 | 22 | 30 |
| 2026 | 18 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H01J 61/30Vessels2,403
- H01J 61/04Electrodes1,072
- H01J 61/12Selection of substances for gas fillings919
- H01J 61/38Devices for influencing the colour or wavelength of the light868
- H01J 61/36Seals between parts of vessels776
- H01J 61/52Cooling arrangements565
- H01J 61/54Igniting arrangements564
- H01J 61/24Means for obtaining or maintaining the desired pressure within the vessel491
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By later US patents
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