H01H 2221/002
Integral with membrane
Official title: integral with membrane
H01H2221/002 (Integral with membrane) appears on 270 US grants and 251 published applications in this corpus.
Search patents in H01H- Granted patents
- 270
- Published applications
- 251
- Assignees
- 176
- Inventors
- 562
- Latest grant
- 27 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 6 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 6 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 6 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 7 | 5 |
| 2002 | 6 | 10 |
| 2003 | 7 | 11 |
| 2004 | 8 | 11 |
| 2005 | 7 | 17 |
| 2006 | 13 | 20 |
| 2007 | 15 | 24 |
| 2008 | 18 | 23 |
| 2009 | 9 | 36 |
| 2010 | 16 | 22 |
| 2011 | 17 | 11 |
| 2012 | 13 | 12 |
| 2013 | 12 | 5 |
| 2014 | 8 | 4 |
| 2015 | 4 | 7 |
| 2016 | 3 | 3 |
| 2017 | 6 | 7 |
| 2018 | 9 | 5 |
| 2019 | 2 | 3 |
| 2020 | 2 | 7 |
| 2021 | 3 | 2 |
| 2022 | 7 | 1 |
| 2023 | 2 | 3 |
| 2024 | 2 | 0 |
| 2025 | 2 | 2 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Operating element comprising an actuation part having a layer structure27 May 2025US 12,311,994 B2Preh GmbH
- Actuating unit for an electric switching element21 Jan 2025US 12,205,780 B2ABB AB
- Remote controller with waterproof function24 Dec 2024US 12,177,995 B2Kyung In Electronics Co., Ltd
- Strain sensing key membrane26 Mar 2024US 11,942,285 B2Apple Inc.
- Tiller for outboard motor7 Mar 2023US 11,597,486 B1Brunswick Corporation
- Pushbutton for capsule-shaped speaker11 Dec 2025US 2025/0379010 A1Sagemcom Broadband SAS
- Push button assembly18 Sep 2025US 2025/0292975 A1Sunrex Technology Corp.
- Operating element comprising an actuation part having a layer structure2 Nov 2023US 2023/0347963 A1Preh GmbH
- Strain sensing key membrane21 Sep 2023US 2023/0298834 A1Apple Inc.
- Remote controller with waterproof function22 Jun 2023US 2023/0199985 A1Kyung In Electronics Co., Ltd
Most cited
By later US patents
- Keytop for push-button switches, and method of manufacturing same142US 5,399,821 ATeikoku Tsushin Kogyo Co., Ltd. · 1995
- Button-key/cylindrical-key alphabetizer134US 6,157,323 A2000
- Key for flexible keyboard130US 5,666,112 A1997
- Waterproof button and electronic device using the same127US 8,446,713 B2Hon Hai Precision Industry Co., Ltd. · 2013
- Keypad assembly126US 7,106,222 B2Siemens Communications, Inc. · 2006