H01H 2225/002
Superimposed
Official title: superimposed
H01H2225/002 (Superimposed) appears on 119 US grants and 84 published applications in this corpus.
Search patents in H01H- Granted patents
- 119
- Published applications
- 84
- Assignees
- 81
- Inventors
- 206
- Latest grant
- 21 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 0 | 0 |
| 1984 | 5 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 5 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 2 |
| 2002 | 2 | 4 |
| 2003 | 3 | 7 |
| 2004 | 3 | 3 |
| 2005 | 2 | 4 |
| 2006 | 4 | 5 |
| 2007 | 5 | 5 |
| 2008 | 2 | 4 |
| 2009 | 4 | 13 |
| 2010 | 1 | 5 |
| 2011 | 7 | 5 |
| 2012 | 8 | 5 |
| 2013 | 4 | 3 |
| 2014 | 3 | 1 |
| 2015 | 4 | 2 |
| 2016 | 0 | 2 |
| 2017 | 4 | 2 |
| 2018 | 1 | 2 |
| 2019 | 3 | 4 |
| 2020 | 1 | 1 |
| 2021 | 4 | 2 |
| 2022 | 2 | 0 |
| 2023 | 1 | 2 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Button structure21 Oct 2025US 12,451,305 B2Peratech IP Ltd
- Switch assembly28 Feb 2023US 11,594,384 B2Aptiv Technologies AG
- Switch assembly25 Oct 2022US 11,482,388 B2Aptiv Technologies AG
- Keyboard and keyswitch21 Jun 2022US 11,367,582 B2Darfon Electronics Corp.
- Remote control with stabilization film designed as capacitive sensor5 Oct 2021US 11,139,128 B2fm marketing gmbh
- Key mechanism11 Jan 2024US 2024/0013990 A1Peratech Holdco Ltd
- Button Structure1 Jun 2023US 2023/0170164 A1Peratech Holdco Ltd
- Switch Assembly5 Jan 2023US 2023/0005678 A1Aptiv Technologies AG
- Switch Assembly30 Sep 2021US 2021/0304978 A1Aptiv Technologies AG
- Keyboard and keyswitch22 Jul 2021US 2021/0225604 A1Darfon Electronics Corp.
Most cited
By later US patents
- Method and apparatus for pre-identification of keys and switches188US 5,311,175 A1994
- Switch overlay in a piston ventilator155US 6,123,073 ANellcor Puritan Bennett LLC · 2000
- Touch activated electroluminescent lamp and display switch152US 5,680,160 ALeading Edge Industries, Inc. · 1997
- Active edge user interface145US 6,369,803 B2Nortel Networks Limited · 2002
- Transparent keyboard switch and array133US 4,017,848 ARockwell International Corporation · 1977