F21V 7/0033
With successive reflections from one reflector to the next or following
Official title: {with successive reflections from one reflector to the next or following}
F21V7/0033 (With successive reflections from one reflector to the next or following) appears on 318 US grants and 382 published applications in this corpus.
Search patents in F21V- Granted patents
- 318
- Published applications
- 382
- Assignees
- 204
- Inventors
- 737
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 1 |
| 2004 | 0 | 2 |
| 2005 | 2 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 3 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 8 |
| 2011 | 6 | 9 |
| 2012 | 11 | 16 |
| 2013 | 15 | 48 |
| 2014 | 21 | 40 |
| 2015 | 25 | 28 |
| 2016 | 28 | 45 |
| 2017 | 27 | 22 |
| 2018 | 31 | 25 |
| 2019 | 32 | 22 |
| 2020 | 32 | 23 |
| 2021 | 17 | 18 |
| 2022 | 16 | 16 |
| 2023 | 17 | 20 |
| 2024 | 14 | 12 |
| 2025 | 6 | 8 |
| 2026 | 8 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Luminaire with hollow optical systems30 Jun 2026US 12,669,234 B2Quarkstar LLC
- System for the cultivation of photosynthetic organisms, such as plants or the like16 Jun 2026US 12,653,114 B2Germina S.R.L.
- Cabin illumination device2 Jun 2026US 12,644,577 B2Panasonic Automotive Systems Co., Ltd.
- Fill light and electronic device26 May 2026US 12,638,154 B2Vivo Mobile Communication Co., Ltd.
- Headlamp having a vertical cut-off and extension for a motor vehicle14 Apr 2026US 12,601,456 B2Valeo Vision
- Edge-lit light fixture without a waveguide8 Oct 2026US 2026/0309306 A1Signify Holding B. V.
- Light guide plate design for asymmetric lighting27 Aug 2026US 2026/0251834 A1Signify Holding B. V.
- Improved light engine30 Jul 2026US 2026/0218882 A1Signify Holding B. V.
- Lamp23 Jul 2026US 2026/0210531 A1Crawford Global Limited
- Lamp9 Jul 2026US 2026/0194205 A1Crawford Global Limited
Most cited
By later US patents
- Illuminating device487US 5,136,483 A1992
- LED-based lamps223US 8,197,105 B2Intematix Corporation · 2012
- Illuminator apparatus using optical reflective methods137US 4,037,096 AAmerican Sterilizer Company · 1977
- Replaceable LED bulb with interchangeable lens optic98US 6,637,921 B2Osram Sylvania Inc. · 2003
- Solid-state luminaire86US 8,573,823 B2Quarkstar LLC · 2013