F21V 9/35
At focal points
Official title: at focal points, e.g. of refractors, lenses, reflectors or arrays of light sources
F21V9/35 (At focal points) appears on 72 US grants and 92 published applications in this corpus.
Search patents in F21V- Granted patents
- 72
- Published applications
- 92
- Assignees
- 38
- Inventors
- 164
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2010 | 0 | 2 |
| 2011 | 1 | 6 |
| 2012 | 3 | 2 |
| 2013 | 3 | 6 |
| 2014 | 1 | 3 |
| 2015 | 3 | 6 |
| 2016 | 5 | 3 |
| 2017 | 4 | 4 |
| 2018 | 5 | 9 |
| 2019 | 11 | 14 |
| 2020 | 4 | 7 |
| 2021 | 7 | 2 |
| 2022 | 10 | 11 |
| 2023 | 4 | 7 |
| 2024 | 6 | 6 |
| 2025 | 3 | 1 |
| 2026 | 2 | 3 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Lighting device and vehicle lamp comprising same7 Jul 2026US 12,674,555 B2LG Innotek Co., Ltd.
- Light source apparatus and projector20 Jan 2026US 12,529,947 B2Sony Group Corporation
- Optical element, illumination apparatus, and projective display apparatus14 Oct 2025US 12,443,098 B2Sony Group Corporation
- Linear lighting systems and processes12 Aug 2025US 12,388,056 B1Korrus, Inc.
- Light source with disinfection function13 May 2025US 12,298,003 B2Signify Holding B. V.
- Light source apparatus and projection-type image display apparatus20 Aug 2026US 2026/0244086 A1Panasonic Projector & Display Corporation
- Linear lighting systems and processes12 Mar 2026US 2026/0076262 A1Korrus, Inc.
- Rotating body attachment structure and projection-type image display device12 Feb 2026US 2026/0044061 A1Panasonic Projector & Display Corporation
- Light source with disinfection function13 Feb 2025US 2025/0052402 A1Signify Holding B. V.
- Light source module and projector7 Nov 2024US 2024/0369916 A1Sony Group Corporation
Most cited
By later US patents
- Solid state light assembly having light redirection elements89US 8,277,082 B2eLumigen LLC · 2012
- Solid state tube light assembly32US 8,449,137 B2eLumigen LLC · 2013
- Solid state light assembly having light sources in a ring23US 8,419,218 B2eLumigen LLC · 2013
- Opto-thermal solution for multi-utility solid state lighting device using conic section geometries18US 8,186,852 B2eLumigen LLC · 2012
- Optical module17US 10,047,918 B2PlayNitride Inc. · 2018