F21V 29/505
Of reflectors
Official title: of reflectors
F21V29/505 (Of reflectors) appears on 438 US grants and 471 published applications in this corpus.
Search patents in F21V- Granted patents
- 438
- Published applications
- 471
- Assignees
- 276
- Inventors
- 909
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 6 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 7 | 0 |
| 2000 | 2 | 0 |
| 2001 | 5 | 2 |
| 2002 | 1 | 5 |
| 2003 | 6 | 7 |
| 2004 | 7 | 9 |
| 2005 | 6 | 15 |
| 2006 | 6 | 13 |
| 2007 | 7 | 15 |
| 2008 | 14 | 17 |
| 2009 | 8 | 28 |
| 2010 | 19 | 28 |
| 2011 | 17 | 45 |
| 2012 | 18 | 47 |
| 2013 | 18 | 34 |
| 2014 | 37 | 43 |
| 2015 | 27 | 27 |
| 2016 | 38 | 25 |
| 2017 | 21 | 15 |
| 2018 | 16 | 16 |
| 2019 | 23 | 20 |
| 2020 | 27 | 18 |
| 2021 | 15 | 16 |
| 2022 | 11 | 6 |
| 2023 | 10 | 9 |
| 2024 | 8 | 4 |
| 2025 | 6 | 5 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method of hyperspectral imaging using lamp with double-walled housing18 Aug 2026US 12,710,374 B2Parata Systems, LLC
- Lighting module with keyed heat sink coupled to thermally conductive trim10 Feb 2026US 12,546,465 B2DMF, Inc.
- Solid state lamp using light emitting strips25 Nov 2025US 12,480,626 B2Quarkstar LLC
- Solid state lamp using light emitting strips28 Oct 2025US 12,455,049 B2Quarkstar LLC
- Laser-based light engine with improved thermal management using tapered fiber22 Jul 2025US 12,366,695 B2Signify Holding B. V.
- Solid State Lamp Using Light Emitting Strips1 Oct 2026US 2026/0298419 A1Quarkstar LLC
- High luminance integrating sphere compatible with a vacuum or ambient environment2 Jul 2026US 2026/0186177 A1Thales
- Improved thermal performance for spot lamps18 Dec 2025US 2025/0383053 A1Signify Holding B. V.
- Lamp with double-walled housing, for hyperspectral imaging28 Aug 2025US 2025/0271364 A1Parata Systems, LLC
- Solid State Lamp Using Light Emitting Strips22 May 2025US 2025/0164084 A1Quarkstar LLC
Most cited
By later US patents
- Illuminating device487US 5,136,483 A1992
- LED lamp heat sink310US 7,144,135 B2Philips Lumileds Lighting Company, LLC · 2006
- Solid state light with solar shielded heatsink238US 6,527,422 B1Power Signal Technologies, Inc. · 2003
- Heat dissipating LED signal lamp source structure190US 7,396,146 B2Augux Co., Ltd. · 2008
- Thermally-conductive plastic articles having light reflecting surfaces167US 7,235,918 B2Cool Options, Inc. · 2007