G03B 21/206
Control of light source other than position or intensity
Official title: {Control of light source other than position or intensity}
G03B21/206 (Control of light source other than position or intensity) appears on 395 US grants and 499 published applications in this corpus.
Search patents in G03B- Granted patents
- 395
- Published applications
- 499
- Assignees
- 131
- Inventors
- 737
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2004 | 1 | 2 |
| 2005 | 0 | 2 |
| 2006 | 2 | 15 |
| 2007 | 0 | 10 |
| 2008 | 7 | 17 |
| 2009 | 5 | 8 |
| 2010 | 11 | 12 |
| 2011 | 9 | 12 |
| 2012 | 6 | 17 |
| 2013 | 16 | 32 |
| 2014 | 18 | 28 |
| 2015 | 31 | 36 |
| 2016 | 34 | 28 |
| 2017 | 25 | 25 |
| 2018 | 32 | 32 |
| 2019 | 29 | 43 |
| 2020 | 39 | 36 |
| 2021 | 37 | 24 |
| 2022 | 19 | 35 |
| 2023 | 21 | 23 |
| 2024 | 21 | 23 |
| 2025 | 15 | 25 |
| 2026 | 17 | 14 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Increased red content in high CRI high brightness light source6 Oct 2026US 12,754,466 B2Signify Holding B. V.
- Light source device8 Sep 2026US 12,730,368 B2Appotronics Corporation Limited
- Projection device, projection control method, and recording medium1 Sep 2026US 12,724,335 B2NEC Platforms, Ltd.
- Light source system and laser projection display device16 Jun 2026US 12,656,669 B2Huawei Technologies Co., Ltd.
- Hybrid projector system with self test9 Jun 2026US 12,650,592 B2GM Global Technology Operations LLC
- Laser-phosphor engine with rotating converter20 Aug 2026US 2026/0243398 A1Signify Holding B. V.
- Illumination system and projection device23 Jul 2026US 2026/0211308 A1Coretronic Corporation
- Illumination system and projection device16 Jul 2026US 2026/0202726 A1Coretronic Corporation
- Range-based focus assistance for projection optics16 Jul 2026US 2026/0202730 A1Electronic Theatre Controls, Inc.
- Projection optical core, projection system, and related device9 Jul 2026US 2026/0194801 A1Huawei Technologies Co., Ltd.
Most cited
By later US patents
- Multicolor illumination device using moving plate with wavelength conversion materials71US 7,547,114 B2YLX Incorporated · 2009
- Field sequential light source modulation for a digital display system56US 8,698,701 B2Digital Display Innovations, LLC · 2014
- Multimedia player displaying 2 projection images51US 8,297,758 B2Daegu Gyeongbuk Institute of Science and Technology · 2012
- Vehicle puddle lamp assembly generating animated image and method37US 9,321,395 B2Ford Global Technologies, LLC · 2016
- Field sequential light source modulation for a digital display system36US 8,279,138 B1Digital Display Innovations, LLC · 2012