H01H 1/28
Assembly of three or more contact-supporting spring blades
H01H1/28 (Assembly of three or more contact-supporting spring blades) appears on 25 US grants and 11 published applications in this corpus.
Search patents in H01H- Granted patents
- 25
- Published applications
- 11
- Assignees
- 23
- Inventors
- 56
- Latest grant
- 13 Jun 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 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 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 3 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 2 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 2 |
| 2017 | 1 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 2 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Key module trigger element having more than one contact finger each with differing pre-travel paths13 Jun 2023US 11,676,779 B2Cherry GmbH
- Contact device and electromagnetic relay28 Sep 2021US 11,133,140 B2Panasonic Intellectual Property Management Co., Ltd.
- Electrical switching contact and switching device having the same13 Mar 2018US 9,916,954 B2TE Connectivity Germany GmbH
- Electric switch25 Jul 2017US 9,715,985 B2Tyco Electronics Austria GmbH
- Magetic latching relay19 Jul 2011US 7,982,562 B2Shanghai BST Electrical Appliance Manufacturing Co., Ltd.
- Relay5 Feb 2026US 2026/0038757 A1Xiamen Hongfa Electric Power Controls Co., Ltd.
- Key module for a keyboard, keyboard and method for recognizing actuation of a key module of a keyboard25 Nov 2021US 2021/0366673 A1Cherry GmbH
- Contact structure and switch apparatus24 Sep 2020US 2020/0303146 A1Siemens Aktiengesellschaft
- Contact device and electromagnetic relay30 Jan 2020US 2020/0035434 A1Panasonic Intellectual Property Management Co., Ltd.
- Electrical Switching Contact and Switching Device Having the Same12 May 2016US 2016/0133418 A1TE Connectivity Germany GmbH
Most cited
By later US patents
- Motor starting and automatic reversing switch17US 4,665,286 AEmerson Electric Co. · 1987
- Cam actuated switch16US 4,046,980 ABell Telephone Laboratories, Incorporated · 1977
- Keyboard switch assembly with hinged pushbuttons and cantilevered terminal members14US 4,055,734 A1977
- Cam-operated timer blade switches14US 5,652,419 AEmerson Electric Co. · 1997
- Cam actuated multiple contact spring switch12US 4,130,744 ABell Telephone Laboratories, Incorporated · 1978