F21V 7/00
Reflectors for light sources
Official title: Reflectors for light sources (characterised by cooling arrangements F21V29/505)
F21V7/00 (Reflectors for light sources) appears on 8,392 US grants and 8,603 published applications in this corpus.
Search patents in F21V- Granted patents
- 8,392
- Published applications
- 8,603
- Assignees
- 2,712
- Inventors
- 12,208
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 19 | 0 |
| 1977 | 24 | 0 |
| 1978 | 28 | 0 |
| 1979 | 19 | 0 |
| 1980 | 28 | 0 |
| 1981 | 23 | 0 |
| 1982 | 20 | 0 |
| 1983 | 29 | 0 |
| 1984 | 22 | 0 |
| 1985 | 27 | 0 |
| 1986 | 28 | 0 |
| 1987 | 39 | 0 |
| 1988 | 48 | 0 |
| 1989 | 47 | 0 |
| 1990 | 50 | 0 |
| 1991 | 58 | 0 |
| 1992 | 62 | 0 |
| 1993 | 48 | 0 |
| 1994 | 48 | 0 |
| 1995 | 57 | 0 |
| 1996 | 63 | 0 |
| 1997 | 45 | 0 |
| 1998 | 76 | 0 |
| 1999 | 90 | 0 |
| 2000 | 83 | 0 |
| 2001 | 101 | 42 |
| 2002 | 110 | 107 |
| 2003 | 126 | 121 |
| 2004 | 98 | 116 |
| 2005 | 98 | 202 |
| 2006 | 125 | 199 |
| 2007 | 129 | 172 |
| 2008 | 127 | 201 |
| 2009 | 121 | 252 |
| 2010 | 169 | 334 |
| 2011 | 202 | 350 |
| 2012 | 246 | 393 |
| 2013 | 314 | 626 |
| 2014 | 401 | 567 |
| 2015 | 398 | 567 |
| 2016 | 473 | 582 |
| 2017 | 512 | 625 |
| 2018 | 546 | 547 |
| 2019 | 694 | 538 |
| 2020 | 596 | 464 |
| 2021 | 426 | 369 |
| 2022 | 337 | 313 |
| 2023 | 314 | 303 |
| 2024 | 308 | 245 |
| 2025 | 198 | 191 |
| 2026 | 142 | 177 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F21V 7/04Optical design3,010
- F21V 7/0008Providing for indirect lighting1,665
- F21V 7/22Reflectors for light sources: characterised by materials, surface treatments or coatings1,574
- F21V 7/0091Reflectors for light sources: using total internal reflection1,321
- F21V 7/0025Combination of two or more reflectors for a single light source949
- F21V 7/005Reflectors for light sources: with an elongated shape to cooperate with linear841
- F21V 7/0083Array of reflectors for a cluster of light sources499
- F21V 7/10Construction457
Recent patents
- Glass assembly, vehicle window glass and vehicle6 Oct 2026US 12,752,607 B2Saint-Gobain Sekurit France
- Recessed lighting with a reinforced collar6 Oct 2026US 12,753,889 B2Signify Holding B. V.
- Illuminated control module for a motor vehicle6 Oct 2026US 12,753,904 B2Dav
- High luminous-efficacy industrial lighting device6 Oct 2026US 12,753,908 B2Xiamen PVTECH Co., Ltd.
- Input apparatus, electronic keyboard instrument and electronic apparatus6 Oct 2026US 12,755,721 B2Casio Computer Co., Ltd.
- Light source device, light reflection member, and translucent member8 Oct 2026US 2026/0305593 A1Fkk Corporation
- Chromatic effect daylight management unit8 Oct 2026US 2026/0309292 A1
- Lamp with transparent anti-glare dual-lens structure8 Oct 2026US 2026/0309303 A1Zhongshan Zuodeng Lighting and Electrical Co., Ltd.
- Lighting device8 Oct 2026US 2026/0309304 A1Signify Holding B. V.
- Wide-angle emission collecting optical systems8 Oct 2026US 2026/0309305 A1Whelen Engineering Company, Inc.
Most cited
By later US patents
- Light emitting diode lamp597US 4,935,665 AMitsubishi Cable Industries, Ltd. · 1990
- Lighting system590US 6,234,648 B1U. S. Philips Corporation · 2001
- Ultraviolet irradiation device of the optical path division type540US 6,124,600 AUshiodenki Kabushiki Kaisha · 2000
- Luminaire508US 6,250,774 B1U. S. Philips Corporation · 2001
- Vehicular lamp502US 4,733,335 AKoito Manufacturing Co., Ltd. · 1988