H01J 61/0737
Characterised by the electron emissive material
Official title: {characterised by the electron emissive material}
H01J61/0737 (Characterised by the electron emissive material) appears on 56 US grants and 37 published applications in this corpus.
Search patents in H01J- Granted patents
- 56
- Published applications
- 37
- Assignees
- 29
- Inventors
- 132
- Latest grant
- 21 Aug 2018
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 3 |
| 2003 | 3 | 2 |
| 2004 | 2 | 3 |
| 2005 | 4 | 3 |
| 2006 | 0 | 1 |
| 2007 | 1 | 4 |
| 2008 | 1 | 1 |
| 2009 | 3 | 1 |
| 2010 | 4 | 3 |
| 2011 | 0 | 3 |
| 2012 | 1 | 3 |
| 2013 | 2 | 0 |
| 2014 | 1 | 0 |
| 2015 | 1 | 1 |
| 2016 | 1 | 5 |
| 2017 | 4 | 3 |
| 2018 | 3 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- DC gas discharge lamp having a thorium-free cathode21 Aug 2018US 10,056,245 B2OSRAM GmbH
- Light source device24 Jul 2018US 10,032,622 B2Hamamatsu Photonics K.K.
- Light-emitting sealed body29 May 2018US 9,984,865 B2Hamamatsu Photonics K.K.
- Light source device21 Nov 2017US 9,824,879 B2Hamamatsu Photonics K.K.
- Light source device9 May 2017US 9,646,816 B2Hamamatsu Photonics K.K.
- Light source device11 Jan 2018US 2018/0012750 A1Hamamatsu Photonics K.K.
- Light source device31 Aug 2017US 2017/0250066 A1Hamamatsu Photonics K.K.
- Dc gas discharge lamp having a thorium-free cathode30 Mar 2017US 2017/0092478 A1OSRAM GmbH
- Electrode for a short-arc high pressure lamp2 Mar 2017US 2017/0062200 A1Philips Lighting Holding B. V.
- Light-emitting sealed body18 Aug 2016US 2016/0240365 A1Hamamatsu Photonics K.K.
Most cited
By later US patents
- Field emission devices employing diamond particle emitters37US 5,977,697 ALucent Technologies Inc. · 1999
- Broadband plasma light sources with cone-shaped electrode for substrate processing33US 7,652,430 B1KLA-Tencor Technologies Corporation · 2010
- High pressure electric discharge lamp20US 4,232,243 AGeneral Electric Company · 1980
- Microwave vacuum tube devices employing electron sources comprising activated ultrafine diamonds20US 5,796,211 ALucent Technologies Inc. · 1998
- Vapor discharge device with electron emissive material17US 5,111,108 AGTE Products Corporation · 1992