H01H 2221/028
Telescopic guiding
H01H2221/028 (Telescopic guiding) appears on 24 US grants and 18 published applications in this corpus.
Search patents in H01H- Granted patents
- 24
- Published applications
- 18
- Assignees
- 22
- Inventors
- 45
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 2 |
| 2015 | 1 | 1 |
| 2016 | 2 | 3 |
| 2017 | 1 | 2 |
| 2018 | 1 | 0 |
| 2019 | 1 | 1 |
| 2020 | 3 | 4 |
| 2021 | 1 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 1 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Lifting key and electronic device13 Jan 2026US 12,525,412 B2Vivo Mobile Communication Co., Ltd.
- Game controller and key thereof24 Jun 2025US 12,337,230 B2Shenzhen Guli Technology Co., Ltd.
- Keyswitch and keyboard thereof8 Nov 2022US 11,495,421 B2Darfon Electronics Corp.
- Games controller and trigger therefor6 Apr 2021US 10,967,252 B2Ironburg Inventions Limited
- Shift-by-wire shifting control apparatus for vehicle1 Sep 2020US 10,760,679 B2Hyundai Motor Company
- Keyboard and key stem configured for removably holding a keycap30 Oct 2025US 2025/0336624 A1
- Lifting key and electronic device15 Feb 2024US 2024/0055198 A1Vivo Mobile Communication Co., Ltd.
- Game controller and key thereof28 Dec 2023US 2023/0415032 A1Shenzhen Guli Technology Co., Ltd.
- Key unit, and keyboard using key units3 Dec 2020US 2020/0381189 A1Shenzhen New KuSi Electronic Technology Co., Ltd.
- Keyswitch and keyboard thereof17 Sep 2020US 2020/0294737 A1Darfon Electronics Corp.
Most cited
By later US patents
- Body structure for a pocket computer having a fastener with multiple spaced apart elements66US 5,253,142 ACal-Comp Electronics, Inc. · 1993
- Electrical switch assembly29US 4,156,802 ATelaris Telecommunications, Inc. · 1979
- Push button key switch25US 5,203,448 AMinebea Co., Ltd. · 1993
- Keyswitch for computer keyboard18US 4,939,324 AKey Tronic Corporation · 1990
- Key switch improved in feel of actuation and return speed during operation by finger13US 6,455,795 B1Alps Electric Co., Ltd. · 2002