G02F 1/1354
Having a particular photoconducting structure or material
Official title: {having a particular photoconducting structure or material}
G02F1/1354 (Having a particular photoconducting structure or material) appears on 153 US grants and 74 published applications in this corpus.
Search patents in G02F- Granted patents
- 153
- Published applications
- 74
- Assignees
- 77
- Inventors
- 331
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 6 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 5 | 0 |
| 1990 | 6 | 0 |
| 1991 | 5 | 0 |
| 1992 | 4 | 0 |
| 1993 | 10 | 0 |
| 1994 | 9 | 0 |
| 1995 | 9 | 0 |
| 1996 | 7 | 0 |
| 1997 | 7 | 0 |
| 1998 | 1 | 0 |
| 1999 | 5 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 2 | 3 |
| 2004 | 1 | 4 |
| 2005 | 0 | 1 |
| 2006 | 2 | 0 |
| 2007 | 2 | 6 |
| 2008 | 2 | 3 |
| 2009 | 1 | 5 |
| 2010 | 3 | 5 |
| 2011 | 5 | 7 |
| 2012 | 5 | 4 |
| 2013 | 4 | 3 |
| 2014 | 7 | 2 |
| 2015 | 3 | 2 |
| 2016 | 1 | 1 |
| 2017 | 1 | 3 |
| 2018 | 3 | 4 |
| 2019 | 2 | 2 |
| 2020 | 3 | 3 |
| 2021 | 3 | 5 |
| 2022 | 3 | 2 |
| 2023 | 2 | 2 |
| 2024 | 2 | 1 |
| 2025 | 2 | 5 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Monolithic semiconductor-based optically addressable light valve comprising a liquid crystal layer7 Apr 2026US 12,596,281 B2Seurat Technologies, Inc.
- Spectrally and spatially resolved x-ray and particle detection system23 Sep 2025US 12,419,591 B2Carl Zeiss X-ray Microscopy, Inc.
- Electrically switchable liquid crystal grating cell based on photoalignment with an amplitude mask15 Apr 2025US 12,276,884 B1The Hong Kong University of Science and Technology
- High resolution light valve detector for detecting x-ray29 Oct 2024US 12,130,392 B2Carl Zeiss X-ray Microscopy, Inc.
- Image output device22 Oct 2024US 12,124,215 B2Hamamatsu Photonics K.K.
- Monolithic Semiconductor-Based Optically Addressable Light Valve30 Jul 2026US 2026/0219537 A1Seurat Technologies, Inc.
- Systems and methods for low optical intensity optically addressable light valves24 Jul 2025US 2025/0237913 A1Lawrence Livermore National Security, LLC
- Electrically Switchable Liquid Crystal Grating Cell Based on Photoalignment with an Amplitude Mask1 May 2025US 2025/0138371 A1The Hong Kong University of Science and Technology
- Light driven electrochromic display3 Apr 2025US 2025/0110374 A1Freshape SA
- Light Valve System with Gap Maintenance System6 Mar 2025US 2025/0073995 A1Seurat Technologies, Inc.
Most cited
By later US patents
- Liquid crystal light valve showing an improved display contrast178US 5,051,570 ANEC Corporation · 1991
- Liquid crystal display device with write-in capability139US 4,345,248 ACitizen Watch Co., Ltd. · 1982
- Optical switching element and photoaddressable display medium using the same119US 7,903,324 B2Fuji Xerox Co., Ltd. · 2011
- Spatial light modulators118US 5,339,090 ANorthern Telecom Limited · 1994
- Image display system with light pen113US 7,649,527 B2Samsung Electronics Co., Ltd. · 2010