H01J 17/02
Details
H01J17/02 (Details) appears on 385 US grants and 196 published applications in this corpus.
Search patents in H01J- Granted patents
- 385
- Published applications
- 196
- Assignees
- 194
- Inventors
- 710
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 9 | 0 |
| 1978 | 6 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 7 | 0 |
| 1982 | 6 | 0 |
| 1983 | 4 | 0 |
| 1984 | 5 | 0 |
| 1985 | 3 | 0 |
| 1986 | 9 | 0 |
| 1987 | 5 | 0 |
| 1988 | 13 | 0 |
| 1989 | 6 | 0 |
| 1990 | 12 | 0 |
| 1991 | 12 | 0 |
| 1992 | 11 | 0 |
| 1993 | 8 | 0 |
| 1994 | 7 | 0 |
| 1995 | 18 | 0 |
| 1996 | 10 | 0 |
| 1997 | 11 | 0 |
| 1998 | 14 | 0 |
| 1999 | 16 | 0 |
| 2000 | 10 | 0 |
| 2001 | 13 | 4 |
| 2002 | 6 | 11 |
| 2003 | 13 | 14 |
| 2004 | 11 | 14 |
| 2005 | 6 | 7 |
| 2006 | 7 | 15 |
| 2007 | 7 | 20 |
| 2008 | 6 | 17 |
| 2009 | 8 | 12 |
| 2010 | 7 | 6 |
| 2011 | 6 | 3 |
| 2012 | 5 | 3 |
| 2013 | 10 | 16 |
| 2014 | 9 | 11 |
| 2015 | 13 | 9 |
| 2016 | 9 | 5 |
| 2017 | 5 | 2 |
| 2018 | 7 | 3 |
| 2019 | 2 | 3 |
| 2020 | 5 | 4 |
| 2021 | 4 | 4 |
| 2022 | 3 | 6 |
| 2023 | 2 | 3 |
| 2024 | 4 | 3 |
| 2025 | 3 | 0 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H01J 17/04Electrodes160
- H01J 17/16Vessels57
- H01J 17/22Means for obtaining or maintaining the desired pressure within the tube41
- H01J 17/20Selection of substances for gas fillings38
- H01J 17/14Magnetic means for controlling the discharge36
- H01J 17/18Seals between parts of vessels33
- H01J 17/30Igniting arrangements30
- H01J 17/28Cooling arrangements14
Recent patents
- Devices and methods related to gas discharge tubes28 Jul 2026US 12,695,044 B2Bourns, Inc.
- Processing systems, chambers, and related methods including turbines for energy harnessing27 Jan 2026US 12,534,821 B2APPLIED Materials.Inc.
- Electric propulsion system including heaterless dispenser cathode11 Nov 2025US 12,467,627 B2Aerojet Rocketdyne, Inc.
- Nanoplasma switch device for ultrafast switching18 Mar 2025US 12,255,037 B2Ecole Polytechnique Federale de Lausanne
- Switch device7 Jan 2025US 12,191,105 B2Kabushiki Kaisha Toshiba
- Discharge tube8 Oct 2026US 2026/0311950 A1Hamamatsu Photonics K.K.
- Electric propulsion system including heaterless dispenser cathode26 Sep 2024US 2024/0318820 A1Aerojet Rocketdyne, Inc.
- Processing systems, chambers, and related methods including turbines for energy harnessing19 Sep 2024US 2024/0309548 A1APPLIED Materials.Inc.
- Devices and methods related to gas discharge tubes20 Jun 2024US 2024/0203681 A1Bourns, Inc.
- Nanoplasma switch device for ultrafast switching9 Nov 2023US 2023/0360875 A1Ecole Polytechnique Federale De Lausanne (Epfl)
Most cited
By later US patents
- Apparatus for mounting and cooling a flat screen92US 6,714,410 B2Innowert Service-Center IN Gesellschaft fur Innovation und Kommunikationstechnik mbH · 2004
- Coaxial pseudospark discharge switch74US 5,126,638 AMaxwell Laboratories, Inc. · 1992
- Discharge device having cathode with micro hollow array70US 5,686,789 AOsram Sylvania Inc. · 1997
- Direct current energized pulse generator utilizing autogenous cyclical pulsed abnormal glow discharges68US 5,502,354 A1996
- Method for making a light-emitting panel61US 6,612,889 B1Science Applications International Corporation · 2003