H01J 47/005
Gas fillings
Official title: {Gas fillings (H01J47/12 takes precedence); Maintaining the desired pressure within the tube}
H01J47/005 (Gas fillings) appears on 25 US grants and 13 published applications in this corpus.
Search patents in H01J- Granted patents
- 25
- Published applications
- 13
- Assignees
- 17
- Inventors
- 36
- Latest grant
- 11 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 2 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 2 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 3 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 1 |
| 2023 | 2 | 2 |
| 2024 | 2 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Particle detector having improved performance and service life11 Feb 2025US 12,224,167 B2Adaptas Solutions Pty Ltd
- Muon detector for muon tomography1 Oct 2024US 12,105,230 B2KoBold Metals Company
- Refillable ion chamber with automated purging system1 Oct 2024US 12,106,929 B2Varian Medical Systems, Inc.
- Particle detector having improved performance and service life19 Dec 2023US 11,848,180 B2Adaptas Solutions Pty Ltd
- Refillable ion chamber with automated purging system16 May 2023US 11,651,931 B2Varian Medical Systems, Inc.
- Particle detector having improved performance and service life22 Feb 2024US 2024/0063004 A1Adaptas Solutions Pty Ltd
- Muon detector for muon tomography17 Aug 2023US 2023/0258827 A1KoBold Metals Company
- Refillable ion chamber with automated purging system17 Aug 2023US 2023/0260738 A1Varian Medical Systems, Inc.
- Refillable ion chamber with automated purging system8 Sep 2022US 2022/0285122 A1Varian Medical Systems, Inc.
- Particle detector having improved performance and service life11 Mar 2021US 2021/0074531 A1Adaptas Solutions Pty Ltd
Most cited
By later US patents
- Gas mixtures for gas-filled radiation detectors7US 4,309,307 AThe United States of America as represented by the United States Department of Energy · 1982
- Gas mixtures for gas-filled particle detectors6US 4,201,692 AThe United States of America as represented by the United States Department of Energy · 1980
- Ethylene quenched multi-cathode Geiger-Mueller tube with sleeve-and-screen cathode6US 4,501,988 AHarshaw/Filtrol Partnership · 1985
- High pressure xenon ionization detector6US 4,880,983 AYale University · 1989
- Ionization chamber5US 4,695,731 AU. S. Philips Corporation · 1987