H02J 1/08
Three-wire dc power distribution systems
Official title: Three-wire DC power distribution systems; Systems having more than three wires
H02J1/08 (Three-wire dc power distribution systems) appears on 1,305 US grants and 1,754 published applications in this corpus.
Search patents in H02J- Granted patents
- 1,305
- Published applications
- 1,754
- Assignees
- 762
- Inventors
- 3,601
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 5 | 0 |
| 2002 | 7 | 8 |
| 2003 | 9 | 32 |
| 2004 | 20 | 32 |
| 2005 | 11 | 33 |
| 2006 | 20 | 33 |
| 2007 | 17 | 28 |
| 2008 | 22 | 35 |
| 2009 | 24 | 26 |
| 2010 | 29 | 38 |
| 2011 | 30 | 29 |
| 2012 | 28 | 26 |
| 2013 | 18 | 36 |
| 2014 | 15 | 40 |
| 2015 | 23 | 57 |
| 2016 | 61 | 52 |
| 2017 | 57 | 56 |
| 2018 | 63 | 78 |
| 2019 | 68 | 87 |
| 2020 | 73 | 115 |
| 2021 | 119 | 132 |
| 2022 | 116 | 160 |
| 2023 | 107 | 163 |
| 2024 | 121 | 153 |
| 2025 | 130 | 165 |
| 2026 | 106 | 140 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Portable jump starter and air compressor device6 Oct 2026US 12,756,187 B2The Noco Company
- Power supply network, electric vehicle, and power conversion device29 Sep 2026US 12,746,824 B2Hitachi Astemo, Ltd.
- Electronic devices with power management29 Sep 2026US 12,748,448 B2Samsung Electronics Co., Ltd.
- Power conversion device having multi-level structure29 Sep 2026US 12,749,973 B2LG Innotek Co., Ltd.
- Power supply device22 Sep 2026US 12,744,378 B2Yazaki Corporation
- Method for Operating a High Voltage System of a Mobile Work Machine8 Oct 2026US 2026/0307496 A1Robert Bosch GmbH
- Thermal management of multi-string, multi-pack battery system8 Oct 2026US 2026/0312169 A1Caterpillar Inc.
- Electronic device and method with reconfiguration of battey connection1 Oct 2026US 2026/0296261 A1Samsung Electronics Co., Ltd.
- Power supply system and moving object1 Oct 2026US 2026/0299073 A1Honda Motor Co., Ltd.
- Power supply system, moving object, control method, and storage medium1 Oct 2026US 2026/0302768 A1Honda Motor Co., Ltd.
Most cited
By later US patents
- Method and system for communicating filter compensation coefficients for a digital power control system1,193US 7,249,267 B2Power-One, Inc. · 2007
- Powering devices having low and high voltage circuits1,189US 8,044,536 B2AMS Research Corporation · 2011
- Apparatus and method of optimizing power system efficiency using a power loss model1,185US 8,179,705 B2Power-One, Inc. · 2012
- Smart cartridge wake up operation and data retention403US 11,071,545 B2Cilag GmbH International · 2021
- Electrical system control for a vehicle247US 7,352,154 B2Vanner, Inc. · 2008