H01J 19/10
Characterised by the shape
Official title: characterised by the shape
H01J19/10 (Characterised by the shape) appears on 12 US grants and 7 published applications in this corpus.
Search patents in H01J- Granted patents
- 12
- Published applications
- 7
- Assignees
- 12
- Inventors
- 21
- Latest grant
- 13 Jul 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 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 | 2 | 2 |
| 2017 | 5 | 2 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 2 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Analog amplification vacuum tube13 Jul 2021US 11,062,871 B2Noritake Co., Limited
- Annular cathode for vacuum tube18 May 2021US 11,011,338 B2Thales
- Electron emitter source29 Jan 2019US 10,192,708 B2Applied Physics Technologies, Inc.
- Low aberration, high intensity electron beam for X-ray tubes18 Jul 2017US 9,711,321 B2General Electric Company
- Thermal field emitter tip, electron beam device including a thermal field emitter tip and method for operating an electron beam device4 Jul 2017US 9,697,983 B1ICT Integrated Circuit Testing Gesellschaft für Halbleiterprüftechnik mbH
- Annular cathode for vacuum tube14 Jan 2021US 2021/0012994 A1Thales
- Analog amplification vacuum tube15 Oct 2020US 2020/0328057 A1Noritake Co., Limited
- Electron emitter source25 May 2017US 2017/0148605 A1Oregon Physics, LLC
- Vacuum tube13 Apr 2017US 2017/0103867 A1Korg Inc.
- Vacuum tube21 Jul 2016US 2016/0211106 A1Korg Inc.
Most cited
By later US patents
- Thermal-field type electron source composed of transition metal carbide material with artificial facet6US 9,240,301 B1Applied Physics Technologies, Inc. · 2016
- X-ray tube5US 9,653,248 B2Toshiba Electron Tubes & Devices Co., Ltd. · 2017
- Thermal field emitter tip, electron beam device including a thermal field emitter tip and method for operating an electron beam device5US 9,697,983 B1ICT Integrated Circuit Testing Gesellschaft für Halbleiterprüftechnik mbH · 2017
- Low aberration, high intensity electron beam for X-ray tubes3US 9,711,321 B2General Electric Company · 2017
- Thermal-field type electron source composed of transition metal carbide material2US 9,490,098 B1Applied Physics Technologies, Inc. · 2016