F21V 5/002
Refractors for light sources: using microoptical elements for redirecting or diffusing light
Official title: {using microoptical elements for redirecting or diffusing light}
F21V5/002 (Refractors for light sources: using microoptical elements for redirecting or diffusing light) appears on 712 US grants and 829 published applications in this corpus.
Search patents in F21V- Granted patents
- 712
- Published applications
- 829
- Assignees
- 424
- Inventors
- 1,553
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 2 | 4 |
| 2002 | 2 | 7 |
| 2003 | 5 | 5 |
| 2004 | 3 | 8 |
| 2005 | 6 | 10 |
| 2006 | 8 | 17 |
| 2007 | 9 | 9 |
| 2008 | 6 | 12 |
| 2009 | 7 | 19 |
| 2010 | 13 | 30 |
| 2011 | 10 | 26 |
| 2012 | 19 | 28 |
| 2013 | 18 | 40 |
| 2014 | 29 | 41 |
| 2015 | 25 | 49 |
| 2016 | 39 | 44 |
| 2017 | 34 | 59 |
| 2018 | 38 | 50 |
| 2019 | 67 | 55 |
| 2020 | 62 | 57 |
| 2021 | 63 | 53 |
| 2022 | 51 | 60 |
| 2023 | 53 | 38 |
| 2024 | 43 | 42 |
| 2025 | 41 | 36 |
| 2026 | 23 | 30 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Light collection system for an LED array29 Sep 2026US 12,747,846 B2Robe Lighting s.r.o.
- LED grow light system and method15 Sep 2026US 12,736,201 B2
- Lighting device and lighting basket with the lighting device15 Sep 2026US 12,736,204 B2Cheng Uei Precision Industry Co., Ltd.
- Progressive frost in a luminaire8 Sep 2026US 12,729,831 B2Robe Lighting s.r.o.
- Modular LED lighting devices and systems with oblique edge diffusion panel18 Aug 2026US 12,710,146 B2
- Lamp with transparent anti-glare dual-lens structure8 Oct 2026US 2026/0309303 A1Zhongshan Zuodeng Lighting and Electrical Co., Ltd.
- Dynamic motorless lighting module for emulating natural light effects1 Oct 2026US 2026/0304579 A1Krobox Sdn Bhd
- A lamp for suspended mounting17 Sep 2026US 2026/0276173 A1Signify Holding B. V.
- Sunflower optics for color mixing and beam shaping27 Aug 2026US 2026/0251284 A1Signify Holding B. V.
- Illuminable laminated sunroof for a vehicle, vehicle having such an illuminable laminated sunroof20 Aug 2026US 2026/0242000 A1
Most cited
By later US patents
- Mirror assembly459US 5,788,357 AK. W. Muth Company, Inc. · 1998
- Mirror assembly361US 6,045,243 AK. W. Muth Company, Inc. · 2000
- Totally internally reflecting thin, flexible film219US 4,906,070 AMinnesota Mining and Manufacturing Company · 1990
- Light fixture providing normalized output175US 4,791,540 AMinnesota Mining and Manufacturing Company · 1988
- Totally internally reflecting thin, flexible film175US 5,056,892 AMinnesota Mining and Manufacturing Company · 1991