G02B 27/102
For generating a colour image from monochromatic image signal sources
Official title: {for generating a colour image from monochromatic image signal sources}
G02B27/102 (For generating a colour image from monochromatic image signal sources) appears on 1,136 US grants and 1,300 published applications in this corpus.
Search patents in G02B- Granted patents
- 1,136
- Published applications
- 1,300
- Assignees
- 367
- Inventors
- 1,848
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 6 | 0 |
| 1992 | 5 | 0 |
| 1993 | 7 | 0 |
| 1994 | 5 | 0 |
| 1995 | 5 | 0 |
| 1996 | 1 | 0 |
| 1997 | 8 | 0 |
| 1998 | 13 | 0 |
| 1999 | 16 | 0 |
| 2000 | 21 | 0 |
| 2001 | 17 | 1 |
| 2002 | 14 | 35 |
| 2003 | 24 | 46 |
| 2004 | 43 | 65 |
| 2005 | 27 | 65 |
| 2006 | 62 | 97 |
| 2007 | 50 | 81 |
| 2008 | 48 | 43 |
| 2009 | 36 | 60 |
| 2010 | 42 | 64 |
| 2011 | 45 | 42 |
| 2012 | 46 | 57 |
| 2013 | 30 | 49 |
| 2014 | 54 | 31 |
| 2015 | 34 | 56 |
| 2016 | 37 | 44 |
| 2017 | 54 | 33 |
| 2018 | 36 | 47 |
| 2019 | 37 | 73 |
| 2020 | 43 | 53 |
| 2021 | 48 | 67 |
| 2022 | 60 | 62 |
| 2023 | 54 | 41 |
| 2024 | 40 | 33 |
| 2025 | 30 | 33 |
| 2026 | 23 | 22 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Beam splitter/combiner and projection apparatus29 Sep 2026US 12,748,314 B2Coretronic Corporation
- Hologram waveguiding1 Sep 2026US 12,724,260 B2Dualitas Ltd
- Projection optical path and projection device25 Aug 2026US 12,717,152 B2Goertek Optical Technology Co., Ltd.
- Variable pixel density display system with mechanically-actuated image projector23 Jun 2026US 12,663,651 B2Magic Leap, Inc.
- Light source module23 Jun 2026US 12,663,657 B2Qisda Corporation
- Optical device and electronic device comprising same27 Aug 2026US 2026/0251901 A1LG Innotek Co., Ltd.
- Improved light engine30 Jul 2026US 2026/0218882 A1Signify Holding B. V.
- Projector30 Jul 2026US 2026/0219560 A1Seiko Epson Corporation
- Projection optical core, projection system, and related device9 Jul 2026US 2026/0194801 A1Huawei Technologies Co., Ltd.
- Optical Device For AR Glasses2 Jul 2026US 2026/0186305 A1Fuzhou Photop Optics Co., Ltd.
Most cited
By later US patents
- Uniform illumination system488US 7,072,096 B2Digital Optics International Corporation · 2006
- Optics arrangements including light source arrangements for an active matrix liquid crystal image generator365US 5,808,800 ADisplaytech, Inc. · 1998
- Multi-plane optical apparatus310US 7,573,640 B2Mirage Innovations Ltd. · 2009
- High resolution subtractive color projection system309US 5,594,563 AHoneywell Inc. · 1997
- Uniform illumination system254US 7,400,439 B2Digital Optics International Corporation · 2008