H02M 3/155
Using semiconductor devices only
Official title: using semiconductor devices only
H02M3/155 (Using semiconductor devices only) appears on 18,583 US grants and 20,057 published applications in this corpus.
Search patents in H02M- Granted patents
- 18,583
- Published applications
- 20,057
- Assignees
- 3,512
- Inventors
- 23,759
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 16 | 0 |
| 1977 | 19 | 0 |
| 1978 | 19 | 0 |
| 1979 | 6 | 0 |
| 1980 | 16 | 0 |
| 1981 | 17 | 0 |
| 1982 | 28 | 0 |
| 1983 | 22 | 0 |
| 1984 | 20 | 0 |
| 1985 | 26 | 0 |
| 1986 | 32 | 0 |
| 1987 | 39 | 0 |
| 1988 | 28 | 0 |
| 1989 | 43 | 0 |
| 1990 | 42 | 0 |
| 1991 | 32 | 0 |
| 1992 | 50 | 0 |
| 1993 | 46 | 0 |
| 1994 | 39 | 0 |
| 1995 | 58 | 0 |
| 1996 | 64 | 0 |
| 1997 | 79 | 0 |
| 1998 | 102 | 0 |
| 1999 | 149 | 0 |
| 2000 | 130 | 0 |
| 2001 | 167 | 48 |
| 2002 | 192 | 171 |
| 2003 | 172 | 199 |
| 2004 | 209 | 320 |
| 2005 | 234 | 365 |
| 2006 | 315 | 449 |
| 2007 | 311 | 465 |
| 2008 | 309 | 498 |
| 2009 | 377 | 588 |
| 2010 | 478 | 639 |
| 2011 | 510 | 653 |
| 2012 | 520 | 756 |
| 2013 | 635 | 710 |
| 2014 | 698 | 1004 |
| 2015 | 831 | 1039 |
| 2016 | 1007 | 942 |
| 2017 | 1215 | 1005 |
| 2018 | 1106 | 1031 |
| 2019 | 1250 | 1064 |
| 2020 | 1105 | 1146 |
| 2021 | 910 | 1140 |
| 2022 | 1014 | 1181 |
| 2023 | 1023 | 1272 |
| 2024 | 1058 | 1245 |
| 2025 | 1082 | 1152 |
| 2026 | 733 | 975 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Apparatus for an aerosol generating device6 Oct 2026US 12,751,497 B2Nicoventures Trading Limited
- System for charging vehicle battery using motor driving system6 Oct 2026US 12,752,650 B2Hyundai Motor Company
- Power supply, electronic device including the same, and method of driving the same6 Oct 2026US 12,755,669 B2Samsung Display Co., Ltd.
- Display device having a short circuit protection part to output a shutdown signal6 Oct 2026US 12,755,687 B2Samsung Display Co., Ltd.
- Power supply over-voltage protection system6 Oct 2026US 12,756,178 B2Quanta Computer Inc.
- Multisource hybrid energy storage system for electric vehicles8 Oct 2026US 2026/0307512 A1King Fahd University of Petroleum and Minerals
- Power supply circuit and power supply chip8 Oct 2026US 2026/0312478 A1Shanghai Xinlong Semiconductor Technology Co., Ltd.
- Single-ended driver and bidirectional overcurrent protection for a thermoelectric cooler8 Oct 2026US 2026/0312480 A1
- Driving voltage adjusting circuit and power supplying system8 Oct 2026US 2026/0312482 A1Universal Global Technology (Huizhou) Co., Ltd.
- Power converter with switched capacitor voltage divider and multiphase dc-dc voltage regulator8 Oct 2026US 2026/0312484 A1The Trustees of Princeton University
Most cited
By later US patents
- FET power converter with reduced switching loss1,520US 4,727,308 AInternational Business Machines Corporation · 1988
- High efficiency power converter1,482US 7,202,653 B2Richtek Technology Corporation · 2007
- Voltage converter control apparatus, and method1,440US 7,199,537 B2Toyota Jidosha Kabushiki Kaisha · 2007
- Method and system for communicating filter compensation coefficients for a digital power control system1,193US 7,249,267 B2Power-One, Inc. · 2007
- System and method for highly phased power regulation using adaptive compensation control1,108US 7,007,176 B2Primarion, Inc. · 2006