H05B 47/14
By determining electrical parameters of the light source
Official title: by determining electrical parameters of the light source
H05B47/14 (By determining electrical parameters of the light source) appears on 289 US grants and 330 published applications in this corpus.
Search patents in H05B- Granted patents
- 289
- Published applications
- 330
- Assignees
- 186
- Inventors
- 570
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 2 |
| 2002 | 0 | 2 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 1 |
| 2007 | 3 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 3 |
| 2010 | 1 | 2 |
| 2011 | 2 | 1 |
| 2012 | 2 | 4 |
| 2013 | 2 | 15 |
| 2014 | 8 | 5 |
| 2015 | 9 | 17 |
| 2016 | 15 | 18 |
| 2017 | 13 | 21 |
| 2018 | 21 | 16 |
| 2019 | 17 | 15 |
| 2020 | 19 | 34 |
| 2021 | 33 | 30 |
| 2022 | 23 | 30 |
| 2023 | 34 | 33 |
| 2024 | 32 | 31 |
| 2025 | 25 | 26 |
| 2026 | 17 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
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- Solar powered light82US 5,217,296 ASiemens Solar Industries, L. P. · 1993
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- Ballast circuit and method for optimizing the operation of high intensity discharge lamps in the growing of plants61US 4,396,872 AGeneral Mills, Inc. · 1983