H01H 5/30
By buckling of disc springs
Official title: by buckling of disc springs
H01H5/30 (By buckling of disc springs) appears on 59 US grants and 39 published applications in this corpus.
Search patents in H01H- Granted patents
- 59
- Published applications
- 39
- Assignees
- 47
- Inventors
- 117
- Latest grant
- 25 Apr 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 7 |
| 2003 | 5 | 1 |
| 2004 | 4 | 4 |
| 2005 | 1 | 1 |
| 2006 | 2 | 3 |
| 2007 | 2 | 1 |
| 2008 | 0 | 1 |
| 2009 | 2 | 2 |
| 2010 | 0 | 0 |
| 2011 | 2 | 2 |
| 2012 | 1 | 2 |
| 2013 | 0 | 2 |
| 2014 | 1 | 2 |
| 2015 | 2 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 2 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 1 |
| 2024 | 0 | 2 |
| 2025 | 0 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Key structure25 Apr 2023US 11,636,990 B1Chicony Electronics Co., Ltd.
- Push switch19 Apr 2022US 11,309,143 B2Alps Alpine Co., Ltd.
- Key switch and keyboard15 Oct 2019US 10,446,343 B2Fujitsu Component Limited
- Toggle electro-mechanical assembly21 May 2019US 10,297,401 B1Hydra-Electric Company
- Toggle electro-mechanical assembly5 Jun 2018US 9,991,061 B1Hydra-Electric Company
- Pressing operation body and switch device30 Apr 2026US 2026/0120979 A1Alps Alpine Co., Ltd.
- Press-input device22 May 2025US 2025/0166943 A1Alps Alpine Co., Ltd.
- Push switch17 Apr 2025US 2025/0125100 A1Alps Alpine Co., Ltd.
- Control device24 Oct 2024US 2024/0355559 A1Lutron Technology Company LLC
- Pressing operation body and switch device14 Mar 2024US 2024/0087825 A1Alps Alpine Co., Ltd.
Most cited
By later US patents
- Rocker switch with snap dome contacts167US 6,545,239 B2Illinois Tool Works Inc. · 2003
- Apparatus and method for sensing surface flexure35US 5,563,458 A1996
- Push button switch using dome spring and switch element thereof30US 4,803,316 AFujitsu Limited · 1989
- Thin contactor21US 7,589,607 B2Coactive Technologies, Inc. · 2009
- Dual condition responsive electrical switch18US 4,757,165 ATexas Instruments Incorporated · 1988