H01J 1/3046
Edge emitters
Official title: {Edge emitters}
H01J1/3046 (Edge emitters) appears on 39 US grants and 52 published applications in this corpus.
Search patents in H01J- Granted patents
- 39
- Published applications
- 52
- Assignees
- 22
- Inventors
- 88
- Latest grant
- 22 Jan 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 1 | 0 |
| 2002 | 0 | 6 |
| 2003 | 5 | 1 |
| 2004 | 2 | 3 |
| 2005 | 3 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 3 | 16 |
| 2011 | 5 | 8 |
| 2012 | 4 | 1 |
| 2013 | 2 | 2 |
| 2014 | 1 | 0 |
| 2015 | 0 | 3 |
| 2016 | 3 | 3 |
| 2017 | 6 | 3 |
| 2018 | 0 | 2 |
| 2019 | 2 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
By publication year.
Recent patents
- Two-dimensional graphene cold cathode, anode, and grid22 Jan 2019US 10,186,394 B2Lockheed Martin Corporation
- Microstructured surface with low work function22 Jan 2019US 10,186,395 B2Elwha LLC
- Two-dimensional graphene cold cathode, anode, and grid31 Oct 2017US 9,805,900 B1Lockheed Martin Corporation
- Microstructured surface with low work function17 Oct 2017US 9,793,083 B2Elwha LLC
- Electron emission device and transistor provided with the same3 Oct 2017US 9,779,906 B2Kabushiki Kaisha Toyota Chuo Kenkyusho
- Electron source for generating an electron beam22 Dec 2022US 2022/0406556 A1Friedrich-Alexander-Universität Erlangen-Nürnberg
- Two-Dimensional Graphene Cold Cathode, Anode, and Grid11 Oct 2018US 2018/0294131 A1Lockheed Martin Corporation
- Microstructured surface with low work function8 Feb 2018US 2018/0040449 A1Elwha LLC
- Two-Dimensional Graphene Cold Cathode, Anode, and Grid9 Nov 2017US 2017/0323754 A1Lockheed Martin Corporation
- Electron emission device and transistor provided with the same24 Aug 2017US 2017/0243712 A1Kabushiki Kaisha Toyota Chuo Kenkyusho
Most cited
By later US patents
- Low gate current field emitter cell and array with vertical thin-film-edge emitter45US 6,333,598 B1The United States of America as represented by the Secretary of the Navy · 2001
- Thin-film planar edge-emitter field emission flat panel display43US 6,590,320 B1Copytale, Inc. · 2003
- Electron-emitting device, electron source, image forming apparatus, and electron-emitting apparatus17US 6,853,126 B2Canon Kabushiki Kaisha · 2005
- Field-emission matrix display based on lateral electron reflections16US 6,614,149 B2Copytele, Inc. · 2003
- Low voltage nanoscale vacuum electronic devices12US 9,331,189 B2University of Pittsburgh—Of the Commonwealth System of Higher Education · 2016