H01J 61/12
Selection of substances for gas fillings
Official title: Selection of substances for gas fillings; Specified operating pressure or temperature
H01J61/12 (Selection of substances for gas fillings) appears on 919 US grants and 690 published applications in this corpus.
Search patents in H01J- Granted patents
- 919
- Published applications
- 690
- Assignees
- 295
- Inventors
- 1,716
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 16 | 0 |
| 1978 | 3 | 0 |
| 1979 | 8 | 0 |
| 1980 | 4 | 0 |
| 1981 | 12 | 0 |
| 1982 | 6 | 0 |
| 1983 | 7 | 0 |
| 1984 | 5 | 0 |
| 1985 | 7 | 0 |
| 1986 | 10 | 0 |
| 1987 | 12 | 0 |
| 1988 | 9 | 0 |
| 1989 | 8 | 0 |
| 1990 | 12 | 0 |
| 1991 | 9 | 0 |
| 1992 | 12 | 0 |
| 1993 | 15 | 0 |
| 1994 | 9 | 0 |
| 1995 | 15 | 0 |
| 1996 | 18 | 0 |
| 1997 | 29 | 0 |
| 1998 | 31 | 0 |
| 1999 | 30 | 0 |
| 2000 | 27 | 0 |
| 2001 | 32 | 12 |
| 2002 | 34 | 43 |
| 2003 | 48 | 45 |
| 2004 | 44 | 33 |
| 2005 | 24 | 48 |
| 2006 | 26 | 55 |
| 2007 | 24 | 38 |
| 2008 | 32 | 24 |
| 2009 | 22 | 45 |
| 2010 | 22 | 29 |
| 2011 | 15 | 34 |
| 2012 | 27 | 23 |
| 2013 | 24 | 22 |
| 2014 | 23 | 22 |
| 2015 | 18 | 23 |
| 2016 | 18 | 15 |
| 2017 | 19 | 17 |
| 2018 | 19 | 13 |
| 2019 | 16 | 18 |
| 2020 | 11 | 15 |
| 2021 | 16 | 20 |
| 2022 | 18 | 31 |
| 2023 | 22 | 26 |
| 2024 | 25 | 17 |
| 2025 | 9 | 13 |
| 2026 | 9 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Portable IPL sterilizer and IPL toilet bowl sterilizer15 Sep 2026US 12,734,263 B2Iucf-Hyu (Industry-University Cooperation Foundation Hanyang University)
- Assembly for a laser-operated light source and method of use15 Sep 2026US 12,736,884 B2ASML Netherlands B. V.
- Excimer lamp with integrated heatsink15 Sep 2026US 12,738,473 B2
- System and method of whitening used golf balls via artificial light4 Aug 2026US 12,700,521 B1Acushnet Company
- Magnetically enhanced VUV lamp9 Jun 2026US 12,652,746 B1Uchicago Argonne, LLC
- Open path planar geometry led triggered flash lamps30 Jul 2026US 2026/0221409 A1Excelitas Technologies Corp.
- Excimer lamp envelope uv filter2 Jul 2026US 2026/0188639 A1Excelitas Technologies Corp.
- Spectral range extension for laser-sustained plasma light collection28 May 2026US 2026/0148951 A1KLA Corporation
- Vuv laser-sustained plasma light source with direct gas flow28 May 2026US 2026/0148952 A1KLA Corporation
- Refillable lamp for laser sustained plasma light source28 May 2026US 2026/0148953 A1KLA Corporation
Most cited
By later US patents
- Capillary discharge extreme ultraviolet lamp source for EUV microlithography and other related applications210US 6,031,241 AUniversity of Central Florida · 2000
- High frequency inductive lamp and power oscillator157US 6,313,587 B1Fusion Lighting, Inc. · 2001
- Image projection system engine assembly152US 6,390,626 B1Duke University · 2002
- Xenon light apparatus for supplying ultraviolet and visible spectra117US 4,229,658 ADentsply Research & Development Corp. · 1980
- Xenon short arc discharge lamp109US 4,937,496 AW. C. Heraeus GmbH · 1990