H01H 2227/028
Key stroke
H01H2227/028 (Key stroke) appears on 63 US grants and 45 published applications in this corpus.
Search patents in H01H- Granted patents
- 63
- Published applications
- 45
- Assignees
- 50
- Inventors
- 141
- Latest grant
- 10 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 2 |
| 2002 | 2 | 1 |
| 2003 | 2 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 2 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 1 | 4 |
| 2010 | 1 | 2 |
| 2011 | 2 | 2 |
| 2012 | 2 | 2 |
| 2013 | 1 | 1 |
| 2014 | 1 | 4 |
| 2015 | 1 | 1 |
| 2016 | 4 | 3 |
| 2017 | 3 | 4 |
| 2018 | 5 | 4 |
| 2019 | 9 | 3 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 3 |
| 2023 | 3 | 2 |
| 2024 | 1 | 0 |
| 2025 | 2 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Keyboard assembly, device framework, and electronic device10 Jun 2025US 12,327,699 B2Huawei Technologies Co., Ltd.
- Switch actuator13 May 2025US 12,300,457 B2Sensata Technologies, Inc.
- Push switch device26 Mar 2024US 11,942,284 B2OMRON Corporation
- Vehicle horn operating device5 Dec 2023US 11,833,962 B2Autoliv Development AB
- Keyboard device and key structure thereof9 May 2023US 11,646,167 B1Primax Electronics Ltd.
- Key switch assembly, keyboard and console device30 Apr 2026US 2026/0120978 A1Fcl Components Limited
- Keyboard assembly, device framework, and electronic device29 Jun 2023US 2023/0207235 A1Huawei Technologies Co., Ltd.
- Switch actuator20 Apr 2023US 2023/0123429 A1Sensata Technologies, Inc.
- Lifting mechanism and key structure using the same20 Oct 2022US 2022/0336165 A1Darfon Electronics Corp.
- Switch device13 Oct 2022US 2022/0328264 A1OMRON Corporation
Most cited
By later US patents
- Detecting apparatus, input apparatus, pointing device, individual identification apparatus, and recording medium162US 6,657,614 B1Fuji Xerox Co., Ltd. · 2003
- Dome switch125US 6,617,536 B2Yazaki Corporation · 2003
- Haptic keyboard systems and methods77US 8,248,277 B2Pacinian Corporation · 2012
- Keyboard with full-travel, self-leveling keyswitches and return mechanism keyswitch76US 5,422,447 AKey Tronic Corporation · 1995
- Two-position pushbutton switch68US 6,492,602 B2Alps Electric Co., Ltd. · 2002