H02H 3/087
For dc applications
Official title: for DC applications
H02H3/087 (For dc applications) appears on 1,151 US grants and 1,327 published applications in this corpus.
Search patents in H02H- Granted patents
- 1,151
- Published applications
- 1,327
- Assignees
- 617
- Inventors
- 2,708
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 1 | 0 |
| 1982 | 5 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 7 | 0 |
| 1986 | 8 | 0 |
| 1987 | 5 | 0 |
| 1988 | 7 | 0 |
| 1989 | 11 | 0 |
| 1990 | 16 | 0 |
| 1991 | 6 | 0 |
| 1992 | 4 | 0 |
| 1993 | 6 | 0 |
| 1994 | 7 | 0 |
| 1995 | 6 | 0 |
| 1996 | 7 | 0 |
| 1997 | 6 | 0 |
| 1998 | 7 | 0 |
| 1999 | 11 | 0 |
| 2000 | 9 | 0 |
| 2001 | 7 | 1 |
| 2002 | 8 | 11 |
| 2003 | 6 | 12 |
| 2004 | 11 | 13 |
| 2005 | 12 | 18 |
| 2006 | 6 | 16 |
| 2007 | 15 | 23 |
| 2008 | 13 | 12 |
| 2009 | 14 | 15 |
| 2010 | 9 | 10 |
| 2011 | 14 | 17 |
| 2012 | 11 | 29 |
| 2013 | 13 | 27 |
| 2014 | 24 | 48 |
| 2015 | 32 | 65 |
| 2016 | 32 | 66 |
| 2017 | 69 | 76 |
| 2018 | 62 | 79 |
| 2019 | 69 | 64 |
| 2020 | 63 | 127 |
| 2021 | 108 | 88 |
| 2022 | 96 | 115 |
| 2023 | 72 | 81 |
| 2024 | 88 | 109 |
| 2025 | 97 | 116 |
| 2026 | 52 | 89 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Solid-state battery management system for high current applications29 Sep 2026US 12,749,721 B2Ford Global Technologies, LLC
- Adaptive commutation hybrid circuit breaker22 Sep 2026US 12,744,371 B2Schweitzer Engineering Laboratories, Inc.
- Bi-directional solid-state DC circuit breaker with breaking speed control15 Sep 2026US 12,738,436 B2Hong Kong Applied Science and Technology Research Institute Company Limited
- Electronic fuse circuit and circuit system using the same15 Sep 2026US 12,738,727 B2Joulwatt Technology Co., Ltd.
- Device and method for disconnecting a high-voltage direct electric current with a fuse, and oscillating-current overload system25 Aug 2026US 12,719,257 B2Supergrid Institute
- Power distribution unit8 Oct 2026US 2026/0307610 A1Autonetworks Technologies, Ltd.
- Shut-off control device10 Sep 2026US 2026/0269596 A1Autonetworks Technologies, Ltd.
- Vehicle control device10 Sep 2026US 2026/0269597 A1Denso Corporation
- Dual-channel current-equalizing filter circuit10 Sep 2026US 2026/0269716 A1Suzhou Metabrain Intelligent Technology Co., Ltd.
- Bidirectional current limiting circuits27 Aug 2026US 2026/0254229 A1ROLLS-ROYCE plc
Most cited
By later US patents
- Multiple sensors with one sensor affecting a second sensor's output or interpretation1,559US 9,757,128 B2Ethicon, Inc. · 2017
- Multiple motor control for powered medical device1,555US 9,788,836 B2Ethicon, Inc. · 2017
- Surgical instrument control circuit having a safety processor1,553US 9,690,362 B2Ethicon, Inc. · 2017
- Adjunct with integrated sensors to quantify tissue compression1,540US 9,724,094 B2Ethicon, Inc. · 2017
- Monitoring device degradation based on component evaluation1,519US 9,737,301 B2Ethicon, Inc. · 2017