H01J 23/005
Cooling methods or arrangements
Official title: {Cooling methods or arrangements (H01J23/033 takes precedence)}
H01J23/005 (Cooling methods or arrangements) appears on 88 US grants and 41 published applications in this corpus.
Search patents in H01J- Granted patents
- 88
- Published applications
- 41
- Assignees
- 54
- Inventors
- 174
- Latest grant
- 11 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 7 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 6 | 0 |
| 1995 | 5 | 0 |
| 1996 | 5 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 2 |
| 2003 | 1 | 1 |
| 2004 | 2 | 2 |
| 2005 | 2 | 0 |
| 2006 | 1 | 2 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 2 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 1 | 2 |
| 2014 | 1 | 2 |
| 2015 | 3 | 4 |
| 2016 | 2 | 0 |
| 2017 | 1 | 2 |
| 2018 | 2 | 1 |
| 2019 | 4 | 3 |
| 2020 | 0 | 2 |
| 2021 | 3 | 2 |
| 2022 | 2 | 3 |
| 2023 | 1 | 1 |
| 2024 | 3 | 3 |
| 2025 | 3 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Bi-metallic anode for amplitude modulated magnetron11 Mar 2025US 12,249,476 B2Muons, Inc.
- Method for manufacturing industrial magnetron7 Jan 2025US 12,191,106 B2Hitachi Power Solutions Co., Ltd.
- Magnetron7 Jan 2025US 12,191,107 B2Panasonic Intellectual Property Management Co., Ltd.
- Industrial magnetron15 Oct 2024US 12,119,200 B2Hitachi Power Solutions Co., Ltd.
- Cooling block and industrial magnetron4 Jun 2024US 12,000,627 B2Hitachi Power Solutions Co., Ltd.
- Insulative assemblies, microwave vacuum tube assemblies and radiotherapy machines including the same23 Apr 2026US 2026/0108764 A1Varian Medical Systems, Inc.
- Magnetron and Microwave Heating Device10 Jul 2025US 2025/0227822 A1Guangdong Witol Vacuum Electronic Manufacture Co., Ltd.
- Bi-metallic anode for amplitude modulated magnetron8 Aug 2024US 2024/0266135 A1Muons, Inc.
- Industrial magnetron18 Jul 2024US 2024/0242914 A1Hitachi Power Solutions Co., Ltd.
- Method for manufacturing industrial magnetron18 Jul 2024US 2024/0242915 A1Hitachi Power Solutions Co., Ltd.
Most cited
By later US patents
- Internally cooled linear accelerator and drift tubes21US 6,172,463 B2International Isotopes, Inc. · 2001
- Hydraulic fluid cooling of high power microwave plasma tubes20US 5,235,251 AThe United States of America as represented by the Secretary of the Air Force · 1993
- Microwave introducing mechanism, microwave plasma source and microwave plasma processing apparatus16US 9,281,154 B2Tokyo Electron Limited · 2016
- Method and apparatus for radio frequency cavity13US 7,411,361 B2RadiaBeam Technologies, LLC · 2008
- Magnetron, power supply, and fan integral assembly12US 4,100,463 AHitachi, Ltd. · 1978