F21V 23/00
Arrangement of electric circuit elements in or on lighting devices
Official title: Arrangement of electric circuit elements in or on lighting devices {(characterised by cooling arrangements F21V29/508)}
F21V23/00 (Arrangement of electric circuit elements in or on lighting devices) appears on 15,858 US grants and 16,778 published applications in this corpus.
Search patents in F21V- Granted patents
- 15,858
- Published applications
- 16,778
- Assignees
- 5,082
- Inventors
- 21,853
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 25 | 0 |
| 1977 | 20 | 0 |
| 1978 | 16 | 0 |
| 1979 | 16 | 0 |
| 1980 | 28 | 0 |
| 1981 | 20 | 0 |
| 1982 | 23 | 0 |
| 1983 | 29 | 0 |
| 1984 | 24 | 0 |
| 1985 | 43 | 0 |
| 1986 | 26 | 0 |
| 1987 | 33 | 0 |
| 1988 | 46 | 0 |
| 1989 | 45 | 0 |
| 1990 | 55 | 0 |
| 1991 | 63 | 0 |
| 1992 | 55 | 0 |
| 1993 | 52 | 0 |
| 1994 | 49 | 0 |
| 1995 | 77 | 0 |
| 1996 | 63 | 0 |
| 1997 | 76 | 0 |
| 1998 | 83 | 0 |
| 1999 | 71 | 0 |
| 2000 | 105 | 0 |
| 2001 | 131 | 41 |
| 2002 | 145 | 155 |
| 2003 | 152 | 183 |
| 2004 | 146 | 202 |
| 2005 | 150 | 238 |
| 2006 | 121 | 235 |
| 2007 | 152 | 250 |
| 2008 | 137 | 290 |
| 2009 | 167 | 348 |
| 2010 | 220 | 460 |
| 2011 | 239 | 471 |
| 2012 | 345 | 604 |
| 2013 | 433 | 688 |
| 2014 | 490 | 794 |
| 2015 | 622 | 1024 |
| 2016 | 751 | 1074 |
| 2017 | 947 | 1282 |
| 2018 | 1132 | 1323 |
| 2019 | 1460 | 1296 |
| 2020 | 1420 | 1230 |
| 2021 | 1166 | 1098 |
| 2022 | 1131 | 886 |
| 2023 | 933 | 752 |
| 2024 | 846 | 694 |
| 2025 | 781 | 635 |
| 2026 | 498 | 525 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F21V 23/04The elements being switches7,253
- F21V 23/003The elements being electronics drivers or controllers for operating the light source5,170
- F21V 23/06The elements being coupling devices3,991
- F21V 23/02The elements being transformers, impedances or power supply units2,561
- F21V 23/001The elements being electrical wires or cables2,242
Recent patents
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- Portable lighting device with a flexible and deployable led lighting element8 Oct 2026US 2026/0309287 A1Promier Products Inc.
- Luminaire assembly, system and method8 Oct 2026US 2026/0309290 A1Signify Holding B. V.
- Candle Warming Lamp8 Oct 2026US 2026/0309302 A1
- Breakaway bands for tree lighting and a tree lighting system including a light string with one or more breakaway bands8 Oct 2026US 2026/0309316 A1DeZaio Productions, Inc.
- Light Emitting Devices and Lighting Systems8 Oct 2026US 2026/0309317 A1Bridgelux, Inc.
Most cited
By later US patents
- Systems and methods for generating and modulating illumination conditions693US 7,014,336 B1Color Kinetics Incorporated · 2006
- LED vehicle lamp assembly654US 5,632,551 AGrote Industries, Inc. · 1997
- Signature filter system544US 4,944,036 A1990
- Solid state lamp534US 4,211,955 A1980
- Data delivery track527US 6,720,745 B2Color Kinetics Incorporated · 2004