B60L 9/12
With static converters
Official title: with static converters
B60L9/12 (With static converters) appears on 20 US grants and 12 published applications in this corpus.
Search patents in B60L- Granted patents
- 20
- Published applications
- 12
- Assignees
- 17
- Inventors
- 59
- Latest grant
- 2 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 4 |
| 2015 | 3 | 1 |
| 2016 | 1 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 2 | 1 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Power supply apparatus2 Sep 2025US 12,403,773 B2Daifuku Co., Ltd.
- Vehicle control system and method1 Jul 2025US 12,344,128 B2Transportation IP Holdings, LLC
- Detection circuit for on-board direct current/direct current (DC/DC) ground wire and on-board device24 Sep 2024US 12,099,098 B2Shinry Technologies Co., Ltd.
- Traveling body system12 Mar 2024US 11,926,246 B2Murata Machinery, Ltd.
- Air-conditioner power supply system for multi-system train car24 Oct 2017US 9,796,271 B2Mitsubishi Electric Corporation
- Power Supply Apparatus15 Feb 2024US 2024/0051401 A1Daifuku Co., Ltd.
- Detection circuit for on-board direct current/direct current (dc/dc) ground wire and on-board device25 May 2023US 2023/0160976 A1Shinry Technologies Co., Ltd.
- Vehicle control system and method15 Sep 2022US 2022/0289074 A1Transportation IP Holdings, LLC
- Traveling body system13 May 2021US 2021/0138911 A1Murata Machinery, Ltd.
- Controlling a modular converter25 Jun 2015US 2015/0180352 A1ABB Technology AG
Most cited
By later US patents
- Method for monitoring and controlling locomotives35US 7,124,691 B2Railpower Technologies Corp. · 2006
- A.C. - D.C. power converter for D.C. load17US 3,940,680 AHitachi, Ltd. · 1976
- Power factor improving apparatus for power converter12US 4,306,283 AHitachi, Ltd. · 1981
- Control system for an electric locomotive having AC to DC converters11US 4,700,283 AHitachi, Ltd. · 1987
- Amusement ride power10US 3,978,934 A1976