H02H 7/067
On occurrence of a load dump
Official title: {on occurrence of a load dump (control on sudden change of load H02P9/10)}
H02H7/067 (On occurrence of a load dump) appears on 92 US grants and 71 published applications in this corpus.
Search patents in H02H- Granted patents
- 92
- Published applications
- 71
- Assignees
- 54
- Inventors
- 208
- Latest grant
- 1 Nov 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 5 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 1 |
| 2002 | 1 | 5 |
| 2003 | 3 | 7 |
| 2004 | 8 | 3 |
| 2005 | 2 | 3 |
| 2006 | 2 | 0 |
| 2007 | 1 | 2 |
| 2008 | 1 | 2 |
| 2009 | 3 | 2 |
| 2010 | 3 | 2 |
| 2011 | 1 | 1 |
| 2012 | 1 | 1 |
| 2013 | 2 | 3 |
| 2014 | 1 | 3 |
| 2015 | 4 | 16 |
| 2016 | 8 | 11 |
| 2017 | 4 | 3 |
| 2018 | 10 | 3 |
| 2019 | 3 | 0 |
| 2020 | 2 | 1 |
| 2021 | 0 | 1 |
| 2022 | 2 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Ram air turbine systems1 Nov 2022US 11,485,514 B2Hamilton Sundstrand Corporation
- Method and apparatus for over voltage protection of a power system23 Aug 2022US 11,424,612 B2GE Aviation Systems LLC
- Method of operating a DFIG wind turbine under SSR28 Jan 2020US 10,544,778 B2Vestas Wind Systems A/S
- Method for controlling a wind power plant and a wind power plant28 Jan 2020US 10,544,780 B2Vestas Wind Systems A/S
- Battery-supported braking system for a wind turbine26 Mar 2019US 10,243,352 B2General Electric Company
- A protection arrangement for a two-stroke internal combustion engine providing power to a generator30 May 2024US 2024/0178655 A1We Tech Solutions Oy
- Ram air turbine systems8 Jul 2021US 2021/0206506 A1Hamilton Sundstrand Corporation
- Method and apparatus for over voltage protection of a power system15 Oct 2020US 2020/0328588 A1GE Aviation Systems LLC
- Method of operating a dfig wind turbine under ssr11 Oct 2018US 2018/0291876 A1Vestas Wind Systems A/S
- Rectifier and Alternator Using the Same5 Jul 2018US 2018/0191152 A1Hitachi Power Semiconductor Device, Ltd.
Most cited
By later US patents
- Hybrid alternator72US 5,753,989 AEcoair Corp. · 1998
- Hybrid alternator with voltage regulator69US 5,502,368 AEcoair Corp. · 1996
- Vehicle based AC power system63US 5,656,922 AEcoair Corp. · 1997
- Hybrid alternator54US 5,397,975 AEcoair Corp. · 1995
- Hybrid alternator with voltage regulator46US 5,631,544 AEcoair Corp. · 1997