H01J 29/06
Screens for shielding
Official title: Screens for shielding; Masks interposed in the electron stream
H01J29/06 (Screens for shielding) appears on 1,076 US grants and 388 published applications in this corpus.
Search patents in H01J- Granted patents
- 1,076
- Published applications
- 388
- Assignees
- 162
- Inventors
- 1,256
- Latest grant
- 23 Apr 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 26 | 0 |
| 1977 | 12 | 0 |
| 1978 | 12 | 0 |
| 1979 | 9 | 0 |
| 1980 | 11 | 0 |
| 1981 | 17 | 0 |
| 1982 | 19 | 0 |
| 1983 | 6 | 0 |
| 1984 | 11 | 0 |
| 1985 | 14 | 0 |
| 1986 | 24 | 0 |
| 1987 | 44 | 0 |
| 1988 | 45 | 0 |
| 1989 | 37 | 0 |
| 1990 | 36 | 0 |
| 1991 | 31 | 0 |
| 1992 | 23 | 0 |
| 1993 | 28 | 0 |
| 1994 | 23 | 0 |
| 1995 | 27 | 0 |
| 1996 | 26 | 0 |
| 1997 | 32 | 0 |
| 1998 | 24 | 0 |
| 1999 | 30 | 0 |
| 2000 | 55 | 0 |
| 2001 | 54 | 45 |
| 2002 | 70 | 114 |
| 2003 | 118 | 78 |
| 2004 | 98 | 59 |
| 2005 | 35 | 26 |
| 2006 | 40 | 40 |
| 2007 | 15 | 12 |
| 2008 | 7 | 1 |
| 2009 | 8 | 2 |
| 2010 | 3 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 2 | 1 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
| 2025 | 0 | 0 |
| 2026 | 0 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Image intensifier device with power supply disposed upstream of the photocathode23 Apr 2024US 11,967,480 B2Photonis France
- Fine shadow mask assembly for an active matrix organic light emitting diode (AMOLED) and fine shadow mask assembly manufacturing method4 Jan 2022US 11,217,749 B2
- Shadow frame with sides having a varied profile for improved deposition uniformity5 Nov 2019US 10,468,221 B2APPLIED Materials.Inc.
- Shadow mask tensioning method and apparatus28 Feb 2017US 9,581,917 B2Advantech Global, LTD
- Apparatus and method for sterilizing containers20 Dec 2016US 9,522,755 B2Krones AG
- Insulator, Charged Particle Gun, and Charged Particle Beam Device6 Aug 2026US 2026/0229440 A1Hitachi High-Tech Corporation
- Insulator, Insulator-Equipped Charged Particle Gun, Insulator-Equipped Charged Particle Beam Device, and Insulator Manufacturing Method6 Aug 2026US 2026/0229441 A1Hitachi High-Tech Corporation
- Electron tube6 Aug 2026US 2026/0229442 A1Nisshinbo Micro Devices Inc.
- Streak tube23 Jul 2026US 2026/0213112 A1Hamamatsu Photonics K.K.
- Image intensifier device with power supply disposed upstream of the photocathode28 Mar 2024US 2024/0105413 A1Photonis France
Most cited
By later US patents
- Protected substrate structure for a field emission display device198US 6,853,129 B1Candescent Intellectual Property Services, Inc. · 2005
- Cathode ray display tube having external magnetic shield139US 4,845,402 AU. S. Philips Corporation · 1989
- Method of forming through-holes in a wafer and then dicing to form stacked semiconductor devices57US 6,391,685 B1Rohm Co., Ltd. · 2002
- Color display tube50US 5,198,730 A1993
- Fe-ni alloy having high strength and low thermal expansion, a shadow mask made of the alloy, a braun tube with the shadow mask, a lead frame made of the alloy and a semiconductor element with lead frame46US 6,592,810 B2Hitachi Metals, Ltd. · 2003