H02H 7/093
Against increase beyond, or decrease below, a predetermined level of rotational speed
Official title: against increase beyond, or decrease below, a predetermined level of rotational speed (centrifugal switches H01H35/10)
H02H7/093 (Against increase beyond, or decrease below, a predetermined level of rotational speed) appears on 213 US grants and 104 published applications in this corpus.
Search patents in H02H- Granted patents
- 213
- Published applications
- 104
- Assignees
- 157
- Inventors
- 420
- Latest grant
- 11 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 4 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 7 | 0 |
| 1986 | 3 | 0 |
| 1987 | 8 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 6 | 0 |
| 1997 | 9 | 0 |
| 1998 | 4 | 0 |
| 1999 | 9 | 0 |
| 2000 | 12 | 0 |
| 2001 | 9 | 0 |
| 2002 | 5 | 2 |
| 2003 | 13 | 8 |
| 2004 | 8 | 8 |
| 2005 | 4 | 4 |
| 2006 | 3 | 4 |
| 2007 | 4 | 11 |
| 2008 | 6 | 8 |
| 2009 | 7 | 6 |
| 2010 | 6 | 8 |
| 2011 | 6 | 3 |
| 2012 | 3 | 2 |
| 2013 | 5 | 3 |
| 2014 | 1 | 3 |
| 2015 | 4 | 5 |
| 2016 | 2 | 1 |
| 2017 | 4 | 5 |
| 2018 | 0 | 0 |
| 2019 | 3 | 9 |
| 2020 | 2 | 2 |
| 2021 | 3 | 2 |
| 2022 | 4 | 1 |
| 2023 | 1 | 4 |
| 2024 | 3 | 3 |
| 2025 | 3 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Drive device and method for moving a vehicle part1,003US 6,605,911 B1Webasto Dachsysteme GmbH · 2003
- Motion control method and apparatus for motorized window blinds and and the like224US 5,170,108 ADaylighting, Inc. · 1992
- Microprocessor based motor control system with phase difference detection112US 5,808,441 ATecumseh Products Company · 1998
- Over-load and light-load protection for electric machinery105US 4,541,029 ATsubakimoto Chain Co. · 1985
- Pump monitor for photoactivation patient treatment system91US 4,623,328 AMcNeilab, Inc. · 1986