H01H 2239/012
Decoding impedances
H01H2239/012 (Decoding impedances) appears on 80 US grants and 50 published applications in this corpus.
Search patents in H01H- Granted patents
- 80
- Published applications
- 50
- Assignees
- 66
- Inventors
- 155
- Latest grant
- 30 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 1 |
| 2002 | 3 | 3 |
| 2003 | 3 | 1 |
| 2004 | 3 | 4 |
| 2005 | 1 | 3 |
| 2006 | 2 | 6 |
| 2007 | 4 | 1 |
| 2008 | 3 | 1 |
| 2009 | 2 | 1 |
| 2010 | 1 | 6 |
| 2011 | 3 | 2 |
| 2012 | 2 | 6 |
| 2013 | 2 | 2 |
| 2014 | 1 | 0 |
| 2015 | 2 | 0 |
| 2016 | 1 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 0 |
| 2020 | 1 | 2 |
| 2021 | 1 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 4 |
| 2024 | 1 | 1 |
| 2025 | 2 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Switch device30 Sep 2025US 12,431,306 B2Kabushiki Kaisha Tokai Rika Denki Seisakusho
- Input device for a motor vehicle with voltage-based error detection8 Jul 2025US 12,354,823 B2Valeo Schalter und Sensoren GmbH
- Push-button switch assembly and diagnosic methods thereof9 Jan 2024US 11,869,737 B2Ford Global Technologies, LLC
- Rotary switch2 May 2023US 11,640,885 B2Honeywell International Inc.
- Redundant and dissimilar system for monitoring the status of control contactors of an aircraft control stick25 Jan 2022US 11,231,738 B2Airbus Helicopters
- Composite function keyboard circuit26 Feb 2026US 2026/0058077 A1Primax Electronics Ltd.
- Manufacturing method of membrane circuit board11 Jan 2024US 2024/0015892 A1Primax Electronics Ltd.
- Input device for a motor vehicle with voltage-based error detection23 Nov 2023US 2023/0377813 A1Valeo Schalter und Sensoren GmbH
- Switch device28 Sep 2023US 2023/0307198 A1Kabushiki Kaisha Tokai Rika Denki Seisakusho
- Push-button switch assembly and diagnosic methods thereof8 Jun 2023US 2023/0178323 A1Ford Global Technologies, LLC
Most cited
By later US patents
- Surgical generator for ultrasonic and electrosurgical devices1,826US 9,168,054 B2Ethicon Endo-Surgery, Inc. · 2015
- Surgical generator for ultrasonic and electrosurgical devices229US 9,623,237 B2Ethicon Endo-Surgery, Inc. · 2017
- Low resistance switch using carbon contacts140US 6,426,568 B2Gentex Corporation · 2002
- Key for flexible keyboard130US 5,666,112 A1997
- Surgical generator for ultrasonic and electrosurgical devices105US RE47,996 E1Ethicon, Inc. · 2020