H05B 45/37
Converter circuits
H05B45/37 (Converter circuits) appears on 6,986 US grants and 7,683 published applications in this corpus.
Search patents in H05B- Granted patents
- 6,986
- Published applications
- 7,683
- Assignees
- 1,675
- Inventors
- 7,983
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 7 | 0 |
| 1999 | 1 | 0 |
| 2000 | 6 | 0 |
| 2001 | 10 | 4 |
| 2002 | 26 | 27 |
| 2003 | 23 | 36 |
| 2004 | 19 | 55 |
| 2005 | 31 | 90 |
| 2006 | 45 | 101 |
| 2007 | 63 | 141 |
| 2008 | 70 | 182 |
| 2009 | 97 | 246 |
| 2010 | 136 | 356 |
| 2011 | 207 | 434 |
| 2012 | 317 | 577 |
| 2013 | 399 | 610 |
| 2014 | 590 | 667 |
| 2015 | 642 | 667 |
| 2016 | 754 | 550 |
| 2017 | 625 | 480 |
| 2018 | 513 | 417 |
| 2019 | 556 | 450 |
| 2020 | 458 | 392 |
| 2021 | 339 | 297 |
| 2022 | 279 | 237 |
| 2023 | 242 | 216 |
| 2024 | 219 | 198 |
| 2025 | 178 | 157 |
| 2026 | 112 | 96 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Power converter6 Oct 2026US 12,756,307 B2Novatek Microelectronics Corp.
- LED lamp and misuse warning module thereof29 Sep 2026US 12,747,836 B2Jiaxing Super Lighting Electric Appliance Co., Ltd
- Load control device for high-efficiency loads29 Sep 2026US 12,750,930 B2Lutron Technology Company LLC
- Device for generating a current driver voltage, and laser system29 Sep 2026US 12,750,934 B2Trumpf Laser GmbH
- Flexible lighting device15 Sep 2026US 12,736,192 B2
- Ripple control of an led driving circuit8 Oct 2026US 2026/0313767 A1Signify Holding B. V.
- Method and apparatus for an adaptable vehicle light fixture8 Oct 2026US 2026/0313768 A1Nacho LED LLC
- Lighting device control system8 Oct 2026US 2026/0313774 A1Zhengzhou Dewenwils Network Technology Co., Ltd.
- Dummy memory circuit structure, computer device thereof and operation method thereof1 Oct 2026US 2026/0300214 A1V-Color Technology Inc.
- Load control device for controlling a driver for a lighting load1 Oct 2026US 2026/0304571 A1Lutron Technology Company LLC
Most cited
By later US patents
- Illumination components1,698US 6,211,626 B1Color Kinetics Incorporated · 2001
- Smart light bulb852US 6,528,954 B1Color Kinetics Incorporated · 2003
- Precision illumination methods and systems780US 6,459,919 B1Color Kinetics Incorporated · 2002
- Methods and apparatus for providing power to lighting devices771US 7,038,399 B2Color Kinetics Incorporated · 2006
- Power/data protocol747US 6,292,901 B1Color Kinetics Incorporated · 2001