F02N 2011/0888
Dc/dc converters
Official title: {DC/DC converters}
F02N2011/0888 (Dc/dc converters) appears on 241 US grants and 258 published applications in this corpus.
Search patents in F02N- Granted patents
- 241
- Published applications
- 258
- Assignees
- 127
- Inventors
- 587
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 7 | 2 |
| 2002 | 9 | 5 |
| 2003 | 1 | 4 |
| 2004 | 7 | 7 |
| 2005 | 5 | 6 |
| 2006 | 5 | 8 |
| 2007 | 5 | 5 |
| 2008 | 4 | 11 |
| 2009 | 6 | 15 |
| 2010 | 7 | 9 |
| 2011 | 8 | 8 |
| 2012 | 12 | 14 |
| 2013 | 5 | 10 |
| 2014 | 11 | 15 |
| 2015 | 11 | 17 |
| 2016 | 13 | 16 |
| 2017 | 20 | 19 |
| 2018 | 20 | 22 |
| 2019 | 16 | 20 |
| 2020 | 15 | 7 |
| 2021 | 15 | 16 |
| 2022 | 18 | 10 |
| 2023 | 3 | 4 |
| 2024 | 5 | 5 |
| 2025 | 3 | 1 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for engine start15 Sep 2026US 12,736,015 B2Polaris Industries Inc.
- Systems and methods for engine start16 Sep 2025US 12,416,272 B2Polaris Industries Inc.
- Road vehicle provided with an electronic DC-DC power converter and corresponding control method17 Jun 2025US 12,331,709 B2Ferrari S.P. A.
- Vehicle power supply system21 Jan 2025US 12,202,418 B2Honda Motor Co., Ltd.
- Vehicle with electric power supply control3 Sep 2024US 12,078,139 B2Subaru Corporation
- Starter and belt alternator starter control systems and methods4 Jun 2026US 2026/0153060 A1GM Global Technology Operations LLC
- Systems and methods for engine start14 May 2026US 2026/0132753 A1Polaris Industries Inc.
- Vehicle electrical control system with dual voltage / dual application battery20 Feb 2025US 2025/0058725 A1Brunswick Corporation
- Natural gas engine start and load system7 Nov 2024US 2024/0369034 A1Flanders Electric Motor Service, Inc.
- Method and Device for Operating an On-Board Electrical System for a Hybrid Drive3 Oct 2024US 2024/0326775 A1Bayerische Motoren Werke Aktiengesellschaft
Most cited
By later US patents
- Method and apparatus for starting power converters179US 7,078,883 B2The Board of Trustees of the University of Illinois · 2006
- Vehicle with supplemental energy storage system for engine cranking153US 6,242,887 B1Kold Ban International, Ltd. · 2001
- Power supply circuit for motor vehicles143US 5,175,439 ARobert Bosch GmbH · 1992
- System for battery module balancing via variable voltage DC-DC converter in a hybrid-electric powertrain131US 6,275,004 B1General Motors Corporation · 2001
- Engine start control system80US 6,396,165 B1Toyota Jidosha Kabushiki Kaisha · 2002