H01H 2009/0083
Details of switching devices, not covered by groups h01h1/00 - h01h7/00: using
Official title: {using redundant components, e.g. two pressure tubes for pressure switch}
H01H2009/0083 (Details of switching devices, not covered by groups h01h1/00 - h01h7/00: using) appears on 93 US grants and 51 published applications in this corpus.
Search patents in H01H- Granted patents
- 93
- Published applications
- 51
- Assignees
- 79
- Inventors
- 202
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 5 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 0 |
| 2002 | 3 | 1 |
| 2003 | 3 | 7 |
| 2004 | 6 | 6 |
| 2005 | 3 | 4 |
| 2006 | 3 | 1 |
| 2007 | 3 | 0 |
| 2008 | 1 | 2 |
| 2009 | 1 | 1 |
| 2010 | 0 | 3 |
| 2011 | 1 | 0 |
| 2012 | 3 | 2 |
| 2013 | 0 | 2 |
| 2014 | 1 | 1 |
| 2015 | 1 | 1 |
| 2016 | 2 | 1 |
| 2017 | 2 | 1 |
| 2018 | 0 | 4 |
| 2019 | 2 | 1 |
| 2020 | 4 | 4 |
| 2021 | 3 | 2 |
| 2022 | 2 | 2 |
| 2023 | 0 | 2 |
| 2024 | 3 | 1 |
| 2025 | 1 | 0 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Oil level sensing and fault detection16 Jun 2026US 12,656,166 B2Textron Innovations Inc.
- Processing method for preventing electromagnetic induction when main system and standby system of safety drive unit co-drive relay25 Feb 2025US 12,237,129 B2Casco Signal Ltd.
- Feedback-diverse, dual-controller-architecture functional safety system3 Sep 2024US 12,081,202 B2Fort Robotics, Inc.
- Door latch device27 Aug 2024US 12,071,792 B2Mitsui Kinzoku Act Corporation
- Dual-input circuit9 Apr 2024US 11,955,839 B2Anhui Dynamic Power CO., Ltd
- Switching device30 Jul 2026US 2026/0221752 A1Ellenberger & Poensgen GmbH
- Switch system22 Jan 2026US 2026/0024711 A1Denso Corporation
- Processing method for preventing electromagnetic induction when main system and standby system of safety drive unit co-drive relay30 May 2024US 2024/0177953 A1Casco Signal Ltd.
- Oil Level Sensing and Fault Detection23 Nov 2023US 2023/0375393 A1Textron Aviation Inc.
- Feedback-diverse, dual-controller-architecture functional safety system9 Nov 2023US 2023/0361766 A1Fort Robotics, Inc.
Most cited
By later US patents
- Microdevices based on surface tension and wettability that function as sensors, actuators, and other devices111US 6,152,181 AThe United States of America as represented by the Secretary of the Air Force · 2000
- Redundant sensing edge for a door for detecting an object in proximity to the door edge68US 5,027,552 AMiller Edge, Inc. · 1991
- Automatic transfer switch with improved positioning mechanism51US 5,914,467 AGenerac Power Systems, Inc. · 1999
- Carrier and knob stop encoder assembly41US 6,281,453 B1Lear Corporation · 2001
- Safety edge for a door38US 4,785,143 A1988