F21V 19/02
Fastening of light sources or lamp holders: with provision for adjustment
Official title: with provision for adjustment, e.g. for focusing
F21V19/02 (Fastening of light sources or lamp holders: with provision for adjustment) appears on 644 US grants and 566 published applications in this corpus.
Search patents in F21V- Granted patents
- 644
- Published applications
- 566
- Assignees
- 388
- Inventors
- 1,113
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 5 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 6 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 5 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 13 | 0 |
| 1992 | 9 | 0 |
| 1993 | 8 | 0 |
| 1994 | 7 | 0 |
| 1995 | 9 | 0 |
| 1996 | 6 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 16 | 0 |
| 2001 | 9 | 2 |
| 2002 | 9 | 11 |
| 2003 | 13 | 10 |
| 2004 | 6 | 7 |
| 2005 | 7 | 15 |
| 2006 | 11 | 14 |
| 2007 | 14 | 15 |
| 2008 | 9 | 15 |
| 2009 | 9 | 21 |
| 2010 | 15 | 32 |
| 2011 | 15 | 26 |
| 2012 | 25 | 37 |
| 2013 | 23 | 35 |
| 2014 | 28 | 25 |
| 2015 | 24 | 33 |
| 2016 | 27 | 24 |
| 2017 | 28 | 48 |
| 2018 | 24 | 30 |
| 2019 | 52 | 33 |
| 2020 | 38 | 19 |
| 2021 | 28 | 29 |
| 2022 | 28 | 26 |
| 2023 | 27 | 11 |
| 2024 | 23 | 15 |
| 2025 | 15 | 15 |
| 2026 | 9 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Transportable single unit parabolic lighting system26 May 2026US 12,638,160 B2Cinelease, LLC
- Lighting device assembly with adjustment mechanism21 Apr 2026US 12,607,328 B2Troy-CSL Lighting, Inc.
- Lighting device assembly with heat sink21 Apr 2026US 12,607,339 B2Troy-CSL Lighting, Inc.
- Multiple light source configuration31 Mar 2026US 12,591,129 B2Designs for Vision, Inc.
- Mechanic's creeper with lights24 Mar 2026US 12,583,095 B2
- Transportable single unit parabolic lighting system17 Sep 2026US 2026/0276180 A1Cinelease, LLC
- Apparatus, method, and system for mobile, temporary, or supplemental lighting3 Sep 2026US 2026/0258916 A1Musco Corporation
- Lighting apparatus3 Sep 2026US 2026/0258928 A1Leedarson Lighting Co., Ltd.
- Adjustable Utility Lighting System20 Aug 2026US 2026/0243412 A1
- Depth control systems for recessed luminaires20 Aug 2026US 2026/0243413 A1Signify Holding B. V.
Most cited
By later US patents
- Luminaire508US 6,250,774 B1U. S. Philips Corporation · 2001
- Light emitting diode lamp441US 5,575,459 AUniglo Canada Inc. · 1996
- Multi-color focusable LED stage light267US 5,752,766 A1998
- Lighting devices using a plurality of light sources225US 6,357,893 B12002
- LED device for wide beam generation202US 7,674,018 B2Illumination Management Solutions, Inc. · 2010