F21V 7/06
With parabolic curvature
Official title: with parabolic curvature
F21V7/06 (With parabolic curvature) appears on 605 US grants and 681 published applications in this corpus.
Search patents in F21V- Granted patents
- 605
- Published applications
- 681
- Assignees
- 320
- Inventors
- 1,024
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 3 |
| 2003 | 6 | 2 |
| 2004 | 3 | 2 |
| 2005 | 2 | 7 |
| 2006 | 1 | 9 |
| 2007 | 3 | 10 |
| 2008 | 4 | 12 |
| 2009 | 11 | 16 |
| 2010 | 10 | 19 |
| 2011 | 7 | 28 |
| 2012 | 21 | 33 |
| 2013 | 26 | 51 |
| 2014 | 39 | 42 |
| 2015 | 30 | 46 |
| 2016 | 41 | 56 |
| 2017 | 52 | 60 |
| 2018 | 47 | 55 |
| 2019 | 67 | 43 |
| 2020 | 40 | 38 |
| 2021 | 45 | 34 |
| 2022 | 33 | 33 |
| 2023 | 26 | 33 |
| 2024 | 26 | 12 |
| 2025 | 22 | 21 |
| 2026 | 11 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Lighting devices, light distribution-modifying elements, and methods2 Jun 2026US 12,644,581 B2Korrus, Inc.
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- Operating lamp8 Oct 2026US 2026/0309312 A1FARO Fabbrica Apparecchiature Razionali Odontoiatriche S.p.A.
- Led device and led light fixture8 Oct 2026US 2026/0309321 A1Shanghai Weili Advanced Electronic Technology Co., Ltd.
- Solid State Lamp Using Light Emitting Strips1 Oct 2026US 2026/0298419 A1Quarkstar LLC
Most cited
By later US patents
- LED light assembly282US 6,641,284 B2Whelen Engineering Company, Inc. · 2003
- Warning beacon268US 5,929,788 AStar Headlight & Lantern Co., Inc. · 1999
- High power LED power pack for spot module illumination185US 6,799,864 B2GELcore, LLC · 2004
- LED and LED lamp164US 7,497,596 B22009
- Solid state continuous sealed clean room light fixture135US 6,871,983 B2TIR Systems Ltd. · 2005