H01J 29/82
Mounting, supporting, spacing, or insulating electron-optical or ion-optical arrangements
H01J29/82 (Mounting, supporting, spacing, or insulating electron-optical or ion-optical arrangements) appears on 210 US grants and 30 published applications in this corpus.
Search patents in H01J- Granted patents
- 210
- Published applications
- 30
- Assignees
- 73
- Inventors
- 339
- Latest grant
- 14 Dec 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 16 | 0 |
| 1978 | 8 | 0 |
| 1979 | 4 | 0 |
| 1980 | 6 | 0 |
| 1981 | 9 | 0 |
| 1982 | 9 | 0 |
| 1983 | 5 | 0 |
| 1984 | 8 | 0 |
| 1985 | 5 | 0 |
| 1986 | 9 | 0 |
| 1987 | 4 | 0 |
| 1988 | 6 | 0 |
| 1989 | 5 | 0 |
| 1990 | 3 | 0 |
| 1991 | 9 | 0 |
| 1992 | 6 | 0 |
| 1993 | 8 | 0 |
| 1994 | 5 | 0 |
| 1995 | 4 | 0 |
| 1996 | 10 | 0 |
| 1997 | 4 | 0 |
| 1998 | 13 | 0 |
| 1999 | 7 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 2 |
| 2002 | 9 | 5 |
| 2003 | 7 | 5 |
| 2004 | 4 | 2 |
| 2005 | 4 | 2 |
| 2006 | 0 | 4 |
| 2007 | 0 | 1 |
| 2008 | 0 | 2 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 2 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Orthogonal acceleration time-of-flight mass spectrometer and lead-in electrode for the same14 Dec 2021US 11,201,046 B2Shimadzu Corporation
- Mass spectrometer31 Aug 2021US 11,107,668 B2Shimadzu Corporation
- Beam position monitors for medical radiation machines29 Dec 2020US 10,879,028 B2Varian Medical Systems, Inc.
- Field emission X-ray tube and method of focusing electron beam using the same11 Aug 2015US 9,105,437 B2Electronics and Telecommunications Research Institute
- Mask assembly for cathode ray tube (CRT)3 Feb 2009US 7,486,008 B2Samsung SDI.Co., Ltd.
- Timescale power beaming transceiver energy storage devices20 Feb 2025US 2025/0062644 A1
- Orthogonal acceleration time-of-flight mass spectrometer and lead-in electrode for the same13 May 2021US 2021/0142999 A1Shimadzu Corporation
- Mass spectrometer3 Dec 2020US 2020/0381236 A1Shimadzu Corporation
- Electron beam projector with linear thermal cathode16 Aug 2018US 2018/0233316 A1State Enterprise "International Center for Electron Beam Technologi
- Beam position monitors for medical radiation machines19 Oct 2017US 2017/0296844 A1Varian Medical Systems, Inc.
Most cited
By later US patents
- Flat viewing screen with spacers between support plates and method of producing same81US 4,451,759 ASiemens Aktiengesellschaft · 1984
- Panel display with dielectric spacer structure59US 5,619,097 AFED Corporation · 1997
- Field emitter structure and method of making the same54US 5,587,623 AFED Corporation · 1996
- Method of forming a spacer structure between opposedly facing plate members50US 5,529,524 AFED Corporation · 1996
- Field emission device comprising dielectric overlayer49US 5,548,181 AFED Corporation · 1996