F21S 6/003
For task lighting
Official title: {for task lighting, e.g. for reading or desk work, e.g. angle poise lamps}
F21S6/003 (For task lighting) appears on 384 US grants and 386 published applications in this corpus.
Search patents in F21S- Granted patents
- 384
- Published applications
- 386
- Assignees
- 204
- Inventors
- 662
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 5 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 6 | 0 |
| 1990 | 9 | 0 |
| 1991 | 14 | 0 |
| 1992 | 11 | 0 |
| 1993 | 6 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 2 |
| 2002 | 4 | 4 |
| 2003 | 5 | 5 |
| 2004 | 5 | 8 |
| 2005 | 3 | 15 |
| 2006 | 7 | 21 |
| 2007 | 6 | 20 |
| 2008 | 12 | 13 |
| 2009 | 13 | 29 |
| 2010 | 13 | 22 |
| 2011 | 9 | 27 |
| 2012 | 19 | 19 |
| 2013 | 16 | 11 |
| 2014 | 17 | 24 |
| 2015 | 10 | 18 |
| 2016 | 13 | 21 |
| 2017 | 12 | 11 |
| 2018 | 11 | 14 |
| 2019 | 16 | 19 |
| 2020 | 17 | 20 |
| 2021 | 21 | 15 |
| 2022 | 20 | 14 |
| 2023 | 14 | 15 |
| 2024 | 15 | 6 |
| 2025 | 13 | 8 |
| 2026 | 1 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Multi-Function Tabletop Stand10 Sep 2026US 2026/0266439 A1Rapid Conn, Inc.
- Device for implementing circadian-effective lighting at a workstation30 Apr 2026US 2026/0117946 A1Sylvan R. Shemitz Designs, Inc.
- Multiple lighting mode led lamp29 Jan 2026US 2026/0032796 A1Kupa, Inc.
- Health-Supportive Task Lamp8 Jan 2026US 2026/0009510 A1Korrus, Inc.
Most cited
By later US patents
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- Card-type LED illumination source120US 7,259,403 B2Matsushita Electric Industrial Co., Ltd. · 2007
- Light and fan device combination106US 7,147,336 B12006