H01H 2215/014
Avoiding permanent dome inversion
H01H2215/014 (Avoiding permanent dome inversion) appears on 11 US grants and 5 published applications in this corpus.
Search patents in H01H- Granted patents
- 11
- Published applications
- 5
- Assignees
- 11
- Inventors
- 17
- Latest grant
- 31 Mar 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Keyboard, key module, movable switch mechanism and method for manufacturing movable switch mechanism31 Mar 2020US 10,607,794 B2Lite-On Electronics (Guangzhou) Limited
- Device with at least one control element10 Dec 2013US 8,604,375 B2Sick AG
- Contact spring assembly for electronic devices25 Aug 2009US 7,578,712 B2Chi Mei Communication Systems, Inc.
- Rubber cone layer of a keyboard2 Jun 1998US 5,760,351 AChicony Electronics Co., Ltd.
- Keyboard with full-travel, self-leveling keyswitches and return mechanism keyswitch6 Jun 1995US 5,422,447 AKey Tronic Corporation
- Reinforced rubber dome1 Feb 2024US 2024/0038463 A1Injection Precision Rubber (Suzhou) Co.,Ltd.
- Keyboard, key module, movable switch mechanism and method for manufacturing movable switch mechanism13 Dec 2018US 2018/0358193 A1Lite-On Electronics (Guangzhou) Limited
- Device with at least one control element15 Jul 2010US 2010/0175975 A1Sick AG
- Contact spring assembly for electronic devices12 Feb 2009US 2009/0042453 A1Chi Mei Communication Systems, Inc.
- Key button structure14 Feb 2008US 2008/0035463 A1Altek Corporation
Most cited
By later US patents
- Keyboard with full-travel, self-leveling keyswitches and return mechanism keyswitch76US 5,422,447 AKey Tronic Corporation · 1995
- Axial load resistant key switch19US 4,803,321 AITT Composants et Instruments · 1989
- Keyboard with full-travel, self-leveling keyswitches14US 5,358,344 AKey Tronic Corporation · 1994
- Membrane key switch with anti-inversion feature11US 4,720,610 AAMP Incorporated · 1988
- Structure of key switch10US 5,199,556 ASilitek Corporation · 1993