H01H 2229/047
Preformed layer in mould
H01H2229/047 (Preformed layer in mould) appears on 76 US grants and 59 published applications in this corpus.
Search patents in H01H- Granted patents
- 76
- Published applications
- 59
- Assignees
- 42
- Inventors
- 128
- Latest grant
- 8 Aug 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 5 | 0 |
| 2001 | 2 | 6 |
| 2002 | 12 | 6 |
| 2003 | 11 | 7 |
| 2004 | 3 | 4 |
| 2005 | 5 | 3 |
| 2006 | 1 | 4 |
| 2007 | 3 | 3 |
| 2008 | 1 | 4 |
| 2009 | 5 | 6 |
| 2010 | 1 | 4 |
| 2011 | 3 | 3 |
| 2012 | 1 | 3 |
| 2013 | 2 | 0 |
| 2014 | 0 | 1 |
| 2015 | 3 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 1 |
| 2022 | 2 | 0 |
| 2023 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Keyboard and keycap thereof8 Aug 2023US 11,721,502 B2Taiwan Tai-Hao Enterprise Co., Ltd.
- Keycap, method of manufacturing the same and key structure11 Apr 2023US 11,624,867 B1Primax Electronics Ltd.
- Process for manufacturing sealed automotive electrical fuse box2 Aug 2022US 11,404,234 B2Littelfuse, Inc.
- Keyboard device with protecting function and manufacturing method thereof29 Mar 2022US 11,287,899 B1Primax Electronics Ltd.
- Production method for a membrane switch member17 Sep 2019US 10,418,202 B2Nissha Printing Co., Ltd.
- Keyboard and keycap thereof6 Apr 2023US 2023/0108859 A1Taiwan Tai-Hao Enterprise Co., Ltd.
- Process for manufacturing sealed automotive electrical fuse box18 Nov 2021US 2021/0358709 A1Littelfuse, Inc.
- Keyboard Device and Film Structure25 Jun 2020US 2020/0201448 A1Acrox Technologies Co., Ltd.
- Production method for a membrane switch member28 Dec 2017US 2017/0372853 A1Nissha Printing Co., Ltd.
- Functional Support with Button Functions15 Jan 2015US 2015/0016144 A1Abatek International AG
Most cited
By later US patents
- Variable sensor with tactile feedback190US 6,344,791 B12002
- Keytop for push-button switches, and method of manufacturing same142US 5,399,821 ATeikoku Tsushin Kogyo Co., Ltd. · 1995
- Variable-conductance sensor with elastomeric dome-cap124US 6,135,886 A2000
- Analog controls housed with electronic displays for remote controllers having feedback display screens111US 6,518,953 B12003
- Analog controls housed with electronic displays81US 6,347,997 B12002