H01H 2231/022
Telephone handset
H01H2231/022 (Telephone handset) appears on 295 US grants and 277 published applications in this corpus.
Search patents in H01H- Granted patents
- 295
- Published applications
- 277
- Assignees
- 149
- Inventors
- 614
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 7 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 6 | 4 |
| 2002 | 8 | 14 |
| 2003 | 12 | 3 |
| 2004 | 10 | 17 |
| 2005 | 4 | 11 |
| 2006 | 3 | 10 |
| 2007 | 14 | 22 |
| 2008 | 12 | 32 |
| 2009 | 13 | 43 |
| 2010 | 24 | 13 |
| 2011 | 20 | 26 |
| 2012 | 23 | 17 |
| 2013 | 12 | 8 |
| 2014 | 12 | 8 |
| 2015 | 9 | 5 |
| 2016 | 13 | 12 |
| 2017 | 8 | 6 |
| 2018 | 13 | 4 |
| 2019 | 3 | 6 |
| 2020 | 4 | 1 |
| 2021 | 4 | 8 |
| 2022 | 0 | 0 |
| 2023 | 6 | 3 |
| 2024 | 1 | 1 |
| 2025 | 0 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electronic device26 May 2026US 12,640,318 B2Honor Device Co., Ltd.
- Push switch20 Feb 2024US 11,908,640 B2Mitsumi Electric Co., Ltd.
- Electronic device including key button5 Dec 2023US 11,837,416 B2Samsung Electronics Co., Ltd.
- Electronic device10 Oct 2023US 11,784,012 B2Guangdong Oppo Mobile Telecommunications Corp., Ltd.
- Electronic device, waterproof button structure, and waterproof partition20 Jun 2023US 11,682,532 B2Hon Hai Precision Industry Co., Ltd.
- Middle frame and electronic device9 Apr 2026US 2026/0101453 A1Honor Device Co., Ltd.
- Electronic device comprising key assembly13 Feb 2025US 2025/0054711 A1Samsung Electronics Co., Ltd.
- Assistive touch button and electronic device protective case16 Jan 2025US 2025/0023971 A1Shenzhen Yise Technology Co., Ltd
- Electronic device1 Aug 2024US 2024/0258047 A1Honor Device Co., Ltd.
- Waterproof partition21 Sep 2023US 2023/0298831 A1Hon Hai Precision Industry Co., Ltd.
Most cited
By later US patents
- Illuminated pushbutton keyboard327US 5,408,060 ANokia Mobile Phones Ltd. · 1995
- Method and apparatus for pre-identification of keys and switches188US 5,311,175 A1994
- Switch assembly and associated handheld electronic device185US 7,772,507 B2Research In Motion Limited · 2010
- Data input terminal158US 5,367,298 A1994
- Flexible foldable keyboard116US 7,213,991 B2Eleksen Limited · 2007