H01J 2329/00
Electron emission display panels
Official title: Electron emission display panels, e.g. field emission display panels
H01J2329/00 (Electron emission display panels) appears on 1,788 US grants and 1,236 published applications in this corpus.
Search patents in H01J- Granted patents
- 1,788
- Published applications
- 1,236
- Assignees
- 351
- Inventors
- 2,358
- Latest grant
- 15 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 6 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 5 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 5 | 0 |
| 1988 | 8 | 0 |
| 1989 | 3 | 0 |
| 1990 | 6 | 0 |
| 1991 | 5 | 0 |
| 1992 | 8 | 0 |
| 1993 | 15 | 0 |
| 1994 | 12 | 0 |
| 1995 | 23 | 0 |
| 1996 | 73 | 0 |
| 1997 | 97 | 0 |
| 1998 | 130 | 0 |
| 1999 | 142 | 0 |
| 2000 | 140 | 0 |
| 2001 | 103 | 37 |
| 2002 | 113 | 115 |
| 2003 | 97 | 79 |
| 2004 | 88 | 106 |
| 2005 | 68 | 114 |
| 2006 | 79 | 150 |
| 2007 | 73 | 148 |
| 2008 | 70 | 110 |
| 2009 | 53 | 102 |
| 2010 | 94 | 92 |
| 2011 | 69 | 72 |
| 2012 | 64 | 49 |
| 2013 | 53 | 24 |
| 2014 | 15 | 9 |
| 2015 | 24 | 10 |
| 2016 | 13 | 2 |
| 2017 | 6 | 1 |
| 2018 | 4 | 4 |
| 2019 | 0 | 3 |
| 2020 | 3 | 2 |
| 2021 | 2 | 3 |
| 2022 | 2 | 0 |
| 2023 | 1 | 2 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H01J 2329/86VesselsIndexing code733
- H01J 2329/02Electrodes other than control electrodesIndexing code207
- H01J 2329/18Luminescent screensIndexing code82
- H01J 2329/46Arrangements of electrodes and associated parts for generating or controlling the electronIndexing code67
- H01J 2329/92Means forming part of the display panel for the purpose of providingIndexing code56
- H01J 2329/94Means for exhausting the vessel or maintaining vacuum within the vesselIndexing code25
- H01J 2329/90Leading-in arrangementsIndexing code18
- H01J 2329/96Circuit elements structurally associated with the display panelsIndexing code6
All 11 subgroupsShow fewer
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Most cited
By later US patents
- Electron-emitting device with electron-emitting region insulated from electrodes270US 5,066,883 ACanon Kabushiki Kaisha · 1991
- Free-standing and aligned carbon nanotubes and synthesis thereof254US 6,863,942 B2The Research Foundation of State University of New York · 2005
- Optical display system and method, active and passive dithering using birefringence, color image superpositioning and display enhancement with phase coordinated polarization switching238US 6,816,141 B1Fergason Patent Properties, LLC · 2004
- Matrix-addressed flat panel display199US 4,857,799 ASRI International · 1989
- Protected substrate structure for a field emission display device198US 6,853,129 B1Candescent Intellectual Property Services, Inc. · 2005