H01J 61/90
Lamps suitable only for intermittent operation
Official title: Lamps suitable only for intermittent operation, e.g. flash lamp
H01J61/90 (Lamps suitable only for intermittent operation) appears on 66 US grants and 64 published applications in this corpus.
Search patents in H01J- Granted patents
- 66
- Published applications
- 64
- Assignees
- 50
- Inventors
- 153
- Latest grant
- 1 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 3 |
| 2003 | 1 | 5 |
| 2004 | 3 | 3 |
| 2005 | 4 | 4 |
| 2006 | 2 | 7 |
| 2007 | 0 | 3 |
| 2008 | 2 | 1 |
| 2009 | 2 | 3 |
| 2010 | 3 | 2 |
| 2011 | 2 | 1 |
| 2012 | 1 | 6 |
| 2013 | 5 | 1 |
| 2014 | 3 | 5 |
| 2015 | 4 | 4 |
| 2016 | 1 | 1 |
| 2017 | 3 | 2 |
| 2018 | 1 | 3 |
| 2019 | 2 | 2 |
| 2020 | 1 | 1 |
| 2021 | 1 | 1 |
| 2022 | 2 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 3 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Flash lamp1 Jul 2025US 12,347,669 B2Hamamatsu Photonics K.K.
- Reflector for intense pulse light device11 Apr 2023US 11,626,276 B1Inmode Ltd.
- Flash lamp and manufacturing method for flash lamp22 Mar 2022US 11,282,694 B2Hamamatsu Photonics K.K.
- Light irradiation device and flash lamp15 Feb 2022US 11,251,033 B2Ushio Denki Kabushiki Kaisha
- Light irradiation type heat treatment apparatus4 May 2021US 10,998,206 B2SCREEN Holdings Co., Ltd.
- Open path planar geometry led triggered flash lamps30 Jul 2026US 2026/0221409 A1Excelitas Technologies Corp.
- Flash lamp28 May 2026US 2026/0148954 A1Mitorika Co., Ltd.
- Method for generating high-intensity pulses of continous-spectrum uv radiation and device for carrying out same4 Sep 2025US 2025/0279273 A1Obshchestvo S Ogranichennoi Otvetstvennostiu <<Nauchno-Proizvodstvennoe Predpriiatie
- Treatment device and method1 May 2025US 2025/0134588 A1Koninklijke Philips N. V.
- Gas-discharge lamp, lamp array for high operating voltages, and use of such lamps9 Jan 2025US 2025/0014886 A1Flaxtec GmbH
Most cited
By later US patents
- Light source83US 6,885,134 B2Hamamatsu Photonics K.K. · 2005
- Flash lamp and circuitry for use with an incandescent light30US 4,480,211 AFederal Signal Corporation · 1984
- Metal halide lightbulb strobe system20US 6,501,231 B1Amglo Kemlite Laboratories, Inc. · 2002
- Design of high power pulsed flash lamps17US 7,423,367 B22008
- Inner/outer coaxial tube arrangement for a plasma pinch chamber13US 6,445,134 B1Environmental Surface Technologies · 2002