F21V 7/07
With hyperbolic curvature
Official title: with hyperbolic curvature
F21V7/07 (With hyperbolic curvature) appears on 31 US grants and 33 published applications in this corpus.
Search patents in F21V- Granted patents
- 31
- Published applications
- 33
- Assignees
- 32
- Inventors
- 84
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 4 |
| 2013 | 2 | 3 |
| 2014 | 2 | 5 |
| 2015 | 1 | 1 |
| 2016 | 3 | 4 |
| 2017 | 3 | 0 |
| 2018 | 1 | 4 |
| 2019 | 3 | 1 |
| 2020 | 3 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 2 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fill light and electronic device26 May 2026US 12,638,154 B2Vivo Mobile Communication Co., Ltd.
- Lighting device and stage light fixture comprising a plurality of such lighting devices18 Jul 2023US 11,703,207 B2Clay Paky S.p.A.
- Indirect light wall pack16 Nov 2021US 11,175,012 B1ABL IP Holding LLC
- Multifaceted discontinuous reflector27 Oct 2020US 10,816,161 B1B/E Aerospace, Inc.
- Recessed light fixtures for efficiently providing aesthetically pleasing indirect lighting1 Sep 2020US 10,760,749 B2Generation Brands LLC
- Lighting device with side lit reflector4 Jun 2026US 2026/0153221 A1Signify Holding B. V.
- Fill light and electronic device22 Jan 2026US 2026/0022817 A1Vivo Mobile Communication Co., Ltd.
- Low profile luminaires and asymmetric light guides therefor10 Apr 2025US 2025/0116390 A1LMPG Inc.
- Lighting device and stage light fixture comprising a plurality of such lighting devices10 Nov 2022US 2022/0357016 A1Clay Paky S.p.A.
- Curved soft box3 Feb 2022US 2022/0035227 A1Adorama Camera, Inc.
Most cited
By later US patents
- Multiple lamp lighting device101US 5,782,553 A1998
- Efficient illumination system31US 4,095,881 AInternational Business Machines Corporation · 1978
- Automobile headlight and optical unit with hyperbolic reflector and plano-convex or toric convergent lens26US 6,123,440 AValeo Vision · 2000
- LED light module with light pipe and reflectors14US 8,727,574 B2Federal-Mogul Corporation · 2014
- Off-axis and segment collimation and projection13US 6,361,191 B12002