H01J 19/30
Characterised by the material
Official title: characterised by the material
H01J19/30 (Characterised by the material) appears on 7 US grants and 7 published applications in this corpus.
Search patents in H01J- Granted patents
- 7
- Published applications
- 7
- Assignees
- 5
- Inventors
- 9
- Latest grant
- 16 Nov 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 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 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 2 |
| 2019 | 2 | 1 |
| 2020 | 0 | 1 |
| 2021 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Device for controlling electron flow and method for manufacturing said device16 Nov 2021US 11,177,104 B2Evince Technology Limited
- Device for controlling electron flow and method for manufacturing said device17 Aug 2021US 11,094,496 B2Evince Technology Limited
- Manhole base liner and method for manufacturing a manhole base liner2 Jul 2019US 10,340,112 B1Predl GmbH
- Manhole base liner and method for manufacturing a manhole base liner30 Apr 2019US 10,273,664 B2Predl GmbH
- Phosphorus doped diamond electrode with tunable low work function for emitter and collector applications20 Mar 2018US 9,922,791 B2Arizona Board of Regents on behalf of Arizona State University
- Device for Controlling Electron Flow and Method for Manufacturing Said Device27 May 2021US 2021/0159039 A1Evince Technology Limited
- Device for controlling electron flow and method for manufacturing said device10 Dec 2020US 2020/0388460 A1Evince Technology Limited
- Manhole base liner and method for manufacturing a manhole base liner18 Jul 2019US 2019/0218763 A1Predl GmbH
- Manhole base liner and method for manufacturing a manhole base liner4 Oct 2018US 2018/0282978 A1Predl GmbH
- Phosphorus doped diamond electrode with tunable low work function for emitter and collector applications19 Jul 2018US 2018/0204702 A1Arizona Board of Regents on behalf of Arizona State University
Most cited
By later US patents
- Thermionic electron emitters/collectors have a doped diamond layer with variable doping concentrations10US 8,188,456 B2North Carolina State University · 2012
- Cylindric grid electrode structure for electronic tubes comprising carbon filaments coated with pyrolytic graphite7US 3,971,964 ABBC Brown, Boveri & Company, Limited · 1976
- Phosphorus doped diamond electrode with tunable low work function for emitter and collector applications4US 9,922,791 B2Arizona Board of Regents on behalf of Arizona State University · 2018