H04N 9/3105
For displaying all colours simultaneously
Official title: {for displaying all colours simultaneously, e.g. by using two or more electronic spatial light modulators (simultaneous projection in colour photography G03B33/10; beam splitting or combining systems per se G02B27/10)}
H04N9/3105 (For displaying all colours simultaneously) appears on 2,014 US grants and 1,677 published applications in this corpus.
Search patents in H04N- Granted patents
- 2,014
- Published applications
- 1,677
- Assignees
- 344
- Inventors
- 2,420
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 8 | 0 |
| 1988 | 6 | 0 |
| 1989 | 8 | 0 |
| 1990 | 10 | 0 |
| 1991 | 18 | 0 |
| 1992 | 15 | 0 |
| 1993 | 22 | 0 |
| 1994 | 31 | 0 |
| 1995 | 37 | 0 |
| 1996 | 39 | 0 |
| 1997 | 55 | 0 |
| 1998 | 64 | 0 |
| 1999 | 65 | 0 |
| 2000 | 85 | 0 |
| 2001 | 81 | 28 |
| 2002 | 86 | 119 |
| 2003 | 105 | 98 |
| 2004 | 91 | 131 |
| 2005 | 86 | 138 |
| 2006 | 122 | 145 |
| 2007 | 89 | 117 |
| 2008 | 85 | 66 |
| 2009 | 50 | 74 |
| 2010 | 51 | 58 |
| 2011 | 62 | 32 |
| 2012 | 53 | 32 |
| 2013 | 25 | 35 |
| 2014 | 28 | 28 |
| 2015 | 35 | 31 |
| 2016 | 39 | 57 |
| 2017 | 40 | 55 |
| 2018 | 60 | 76 |
| 2019 | 64 | 58 |
| 2020 | 61 | 64 |
| 2021 | 68 | 72 |
| 2022 | 50 | 43 |
| 2023 | 37 | 42 |
| 2024 | 25 | 32 |
| 2025 | 29 | 25 |
| 2026 | 15 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Projector including parallelizing lens and polarizers25 Aug 2026US 12,720,021 B2Seiko Epson Corporation
- Projector with thermally managed optical path shifting module and thermoelectric panel cooling25 Aug 2026US 12,720,022 B2Seiko Epson Corporation
- Display method, projector, and non-transitory computer-readable storage medium storing program25 Aug 2026US 12,720,023 B2Seiko Epson Corporation
- Display method and display system21 Jul 2026US 12,689,713 B2Seiko Epson Corporation
- Electro-optical device and electronic apparatus26 May 2026US 12,641,202 B2Seiko Epson Corporation
- Ultrahigh bandgap algan channel hemts with low contact resistance1 Oct 2026US 2026/0303761 A1
- Electronic instrument24 Sep 2026US 2026/0292110 A1Seiko Epson Corporation
- Projector24 Sep 2026US 2026/0292111 A1Seiko Epson Corporation
- Projector30 Jul 2026US 2026/0219560 A1Seiko Epson Corporation
- Display system and display method23 Jul 2026US 2026/0211601 A1Seiko Epson Corporation
Most cited
By later US patents
- Uniform illumination system488US 7,072,096 B2Digital Optics International Corporation · 2006
- Projection display system for reflective light valves267US 6,113,239 ASharp Laboratories of America, Inc. · 2000
- Liquid crystal display panel including a light shielding film to control incident light262US 6,628,355 B1Matsushita Electric Industrial Co., Ltd. · 2003
- Uniform illumination system254US 7,400,439 B2Digital Optics International Corporation · 2008
- Reflective LCD projection system using wide-angle Cartesian polarizing beam splitter249US 6,486,997 B13M Innovative Properties Company · 2002