G03B 21/2006
Characterised by the light source
Official title: {characterised by the light source}
G03B21/2006 (Characterised by the light source) appears on 4,094 US grants and 5,163 published applications in this corpus.
Search patents in G03B- Granted patents
- 4,094
- Published applications
- 5,163
- Assignees
- 758
- Inventors
- 4,799
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 4 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 7 | 0 |
| 1998 | 6 | 0 |
| 1999 | 6 | 0 |
| 2000 | 7 | 0 |
| 2001 | 12 | 6 |
| 2002 | 16 | 13 |
| 2003 | 6 | 18 |
| 2004 | 18 | 24 |
| 2005 | 15 | 72 |
| 2006 | 29 | 89 |
| 2007 | 48 | 103 |
| 2008 | 64 | 95 |
| 2009 | 53 | 106 |
| 2010 | 63 | 142 |
| 2011 | 97 | 137 |
| 2012 | 80 | 220 |
| 2013 | 136 | 283 |
| 2014 | 176 | 251 |
| 2015 | 240 | 260 |
| 2016 | 264 | 266 |
| 2017 | 259 | 273 |
| 2018 | 306 | 351 |
| 2019 | 339 | 462 |
| 2020 | 381 | 418 |
| 2021 | 317 | 371 |
| 2022 | 329 | 352 |
| 2023 | 288 | 276 |
| 2024 | 204 | 239 |
| 2025 | 167 | 202 |
| 2026 | 130 | 134 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Projector with improved configuration of cooling apparatus6 Oct 2026US 12,754,464 B2Seiko Epson Corporation
- Increased red content in high CRI high brightness light source6 Oct 2026US 12,754,466 B2Signify Holding B. V.
- Reflective diffusion device and projection device6 Oct 2026US 12,754,467 B2Coretronic Corporation
- Illumination system having multiple light source modules and projection device6 Oct 2026US 12,754,468 B2Coretronic Corporation
- Illumination system and projection device6 Oct 2026US 12,754,469 B2Qisda Corporation
- Laser reflection unit8 Oct 2026US 2026/0310055 A1Barco N.V.
- Projector8 Oct 2026US 2026/0310056 A1Seiko Epson Corporation
- Light source device and image display device8 Oct 2026US 2026/0310058 A1Sony Semiconductor Solutions Corporation
- Multicolor light mixing module1 Oct 2026US 2026/0299385 A1Qisda Corporation
- Multicolor light mixing module1 Oct 2026US 2026/0299386 A1Qisda Corporation
Most cited
By later US patents
- Augmented reality glasses for medical applications and corresponding augmented reality system307US 10,197,803 B2Alma Mater Studiorum - Università di Bologna · 2019
- System and method employing LED light sources for a projection display246US 6,224,216 B1InFocus Corporation · 2001
- Efficient light engine systems, components and methods of manufacture199US 6,356,700 B12002
- Laser based display method and system194US 8,427,590 B2Soraa, Inc. · 2013
- Polarized, LED-based illumination source176US 7,445,340 B23M Innovative Properties Company · 2008