H02J 1/108
Having arrangements for blocking reverse current flow
Official title: having arrangements for blocking reverse current flow, e.g. using diodes (H02J1/12 takes precedence)
H02J1/108 (Having arrangements for blocking reverse current flow) appears on 339 US grants and 377 published applications in this corpus.
Search patents in H02J- Granted patents
- 339
- Published applications
- 377
- Assignees
- 258
- Inventors
- 865
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 6 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 7 | 0 |
| 2002 | 1 | 4 |
| 2003 | 6 | 6 |
| 2004 | 4 | 7 |
| 2005 | 5 | 7 |
| 2006 | 6 | 1 |
| 2007 | 0 | 3 |
| 2008 | 3 | 5 |
| 2009 | 4 | 8 |
| 2010 | 5 | 6 |
| 2011 | 6 | 11 |
| 2012 | 7 | 23 |
| 2013 | 6 | 23 |
| 2014 | 9 | 16 |
| 2015 | 15 | 21 |
| 2016 | 8 | 25 |
| 2017 | 20 | 17 |
| 2018 | 23 | 28 |
| 2019 | 27 | 24 |
| 2020 | 31 | 15 |
| 2021 | 22 | 27 |
| 2022 | 15 | 24 |
| 2023 | 23 | 31 |
| 2024 | 24 | 18 |
| 2025 | 13 | 16 |
| 2026 | 13 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Vehicle power supply device and door latch device29 Sep 2026US 12,747,615 B2MINEBEA MITSUMI Inc.
- Power supply1 Sep 2026US 12,726,022 B2Chicony Power Technology Co., Ltd.
- Switched parallel power supply branches25 Aug 2026US 12,719,271 B2Aptiv Technologies AG
- Power supply equipment and method of operating the same4 Aug 2026US 12,700,728 B2Delta Electronics, Inc.
- Redundant power supply apparatus for multi-input it loads28 Jul 2026US 12,695,300 B2Schneider Electric It Corporation
- Power supply control device9 Jul 2026US 2026/0196865 A1Autonetworks Technologies, Ltd.
- Electrical power supply system, moving object, control method, and storage medium25 Jun 2026US 2026/0175989 A1Honda Motor Co., Ltd.
- Power supply circuit for battery management system of energy storage system, energy storage valve, and energy storage station4 Jun 2026US 2026/0155666 A1Contemporary Amperex Future Energy Research Institute (Shanghai) Limited
- Optical system and lithography system30 Apr 2026US 2026/0118782 A1
- Load dependent method to reduce quiescent current during multi-cell to single-cell battery regulation2 Apr 2026US 2026/0095059 A1Microsoft Technology Licensing, LLC
Most cited
By later US patents
- Uninterruptable power supply148US 6,225,708 B1International Business Machine Corporation · 2001
- Current sharing power supplies with redundant operation103US 5,834,925 ACisco Technology, Inc. · 1998
- Microprocessor control of parallel power supply systems95US 5,675,480 ACompaq Computer Corporation · 1997
- Power supply system for supplying electric power to a load through plural converters89US 5,768,117 AHitachi, Ltd. · 1998
- Selective connection of power supplies87US 4,812,672 ANorthern Telecom Limited · 1989