H01J 19/74
Cooling arrangements
Official title: Cooling arrangements (cooling of anodes H01J19/36)
H01J19/74 (Cooling arrangements) appears on 6 US grants and 2 published applications in this corpus.
Search patents in H01J- Granted patents
- 6
- Published applications
- 2
- Assignees
- 6
- Inventors
- 11
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 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 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Processing systems, chambers, and related methods including turbines for energy harnessing27 Jan 2026US 12,534,821 B2APPLIED Materials.Inc.
- Rotating-anode X-ray tube assembly with cooling system13 Feb 2018US 9,892,883 B2Toshiba Electron Tubes & Devices Co., Ltd.
- Cooling structure for a screen grid electron tube such as a transmitter tetrode18 Oct 1988US 4,779,022 ASiemens Aktiengesellschaft
- Electron tube with a device for cooling the grid base17 Feb 1987US 4,644,217 AThomson-CSF
- Electron tube with cathode cooling device27 Jan 1987US 4,639,633 AThomson-CSF
Most cited
By later US patents
- Electron tube with a device for cooling the grid base5US 4,644,217 AThomson-CSF · 1987
- Cooling structure for a screen grid electron tube such as a transmitter tetrode5US 4,779,022 ASiemens Aktiengesellschaft · 1988
- Rotating-anode X-ray tube assembly with cooling system5US 9,892,883 B2Toshiba Electron Tubes & Devices Co., Ltd. · 2018
- Electron tube with cathode cooling device4US 4,639,633 AThomson-CSF · 1987
- Magnetically focussed tube1US 4,197,481 AInternational Standard Electric Corporation · 1980