H05B 45/385
Using flyback topology
Official title: using flyback topology
H05B45/385 (Using flyback topology) appears on 1,149 US grants and 1,232 published applications in this corpus.
Search patents in H05B- Granted patents
- 1,149
- Published applications
- 1,232
- Assignees
- 367
- Inventors
- 1,552
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 1 |
| 2002 | 3 | 4 |
| 2003 | 4 | 4 |
| 2004 | 1 | 6 |
| 2005 | 5 | 8 |
| 2006 | 3 | 11 |
| 2007 | 7 | 17 |
| 2008 | 8 | 11 |
| 2009 | 10 | 20 |
| 2010 | 15 | 57 |
| 2011 | 21 | 75 |
| 2012 | 42 | 106 |
| 2013 | 79 | 131 |
| 2014 | 120 | 152 |
| 2015 | 151 | 144 |
| 2016 | 175 | 94 |
| 2017 | 98 | 71 |
| 2018 | 96 | 73 |
| 2019 | 86 | 61 |
| 2020 | 54 | 50 |
| 2021 | 40 | 33 |
| 2022 | 35 | 34 |
| 2023 | 41 | 23 |
| 2024 | 23 | 19 |
| 2025 | 14 | 15 |
| 2026 | 10 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents
- Controlled lighting methods and apparatus528US 7,202,613 B2Color Kinetics Incorporated · 2007
- LED luminaire with electrically adjusted color balance using photodetector435US 6,495,964 B1Koninklijke Philips Electronics N. V. · 2002
- LED power control methods and apparatus433US 7,256,554 B2Color Kinetics Incorporated · 2007
- LED-based lighting network power control methods and apparatus390US 7,233,115 B2Color Kinetics Incorporated · 2007
- Power supply for LEDs338US 6,577,512 B2Koninklijke Philips Electronics N. V. · 2003