H01H 2203/036
To solve particular problems
Official title: to solve particular problems
H01H2203/036 (To solve particular problems) appears on 271 US grants and 248 published applications in this corpus.
Search patents in H01H- Granted patents
- 271
- Published applications
- 248
- Assignees
- 161
- Inventors
- 544
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 4 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 5 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 4 | 3 |
| 2003 | 6 | 6 |
| 2004 | 4 | 3 |
| 2005 | 3 | 6 |
| 2006 | 5 | 6 |
| 2007 | 5 | 1 |
| 2008 | 4 | 7 |
| 2009 | 1 | 5 |
| 2010 | 2 | 11 |
| 2011 | 5 | 13 |
| 2012 | 6 | 15 |
| 2013 | 18 | 38 |
| 2014 | 20 | 24 |
| 2015 | 18 | 11 |
| 2016 | 14 | 17 |
| 2017 | 18 | 15 |
| 2018 | 16 | 16 |
| 2019 | 15 | 7 |
| 2020 | 12 | 16 |
| 2021 | 9 | 7 |
| 2022 | 9 | 6 |
| 2023 | 5 | 8 |
| 2024 | 7 | 3 |
| 2025 | 1 | 2 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H01H 2203/038To be bridged by a dome shaped contactIndexing code113
- H01H 2203/054For redundancyIndexing code48
- H01H 2203/052For backlighted keyboardsIndexing code28
- H01H 2203/044To achieve a predetermined sequence of switchingIndexing code14
- H01H 2203/04To facilitate connectionsIndexing code13
- H01H 2203/05To avoid damage by deformation of layersIndexing code12
- H01H 2203/042To avoid cross-oversIndexing code6
- H01H 2203/048To facilitate applicationIndexing code4
All 9 subgroupsShow fewer
Recent patents
- Illuminated keyswitch9 Jun 2026US 12,650,550 B2Darfon Electronics Corp.
- Component for surface soldering installation on a circuit board, associated use and assembly24 Mar 2026US 12,588,144 B2Preh GmbH
- Switch24 Feb 2026US 12,562,324 B2Alps Alpine Co., Ltd.
- Illuminated keyswitch structure22 Apr 2025US 12,283,439 B2Darfon Electronics Corp.
- Combined mute switch26 Nov 2024US 12,154,730 B2
- Surface-mounted backlit switch30 Apr 2026US 2026/0120976 A1C&K Components S.A.S.
- Illuminated keyswitch29 May 2025US 2025/0172738 A1Darfon Electronics Corp.
- Electrical Contactor Comprising a Movable Element24 Apr 2025US 2025/0132113 A1ABB Schweiz AG
- Module for controlling an electronic appliance adapted to withstand shocks13 Jun 2024US 2024/0192643 A1ETA SA Manufacture Horlogere Suisse
- Membrane switch23 May 2024US 2024/0170236 A1Primax Electronics Ltd.
Most cited
By later US patents
- Accessory controller for electronic devices241US 9,064,653 B2Apple Inc. · 2015
- Flexible hinge and removable attachment186US 8,498,100 B1Microsoft Corporation · 2013
- Keyboard switch assembly131US 4,527,021 AShin-Etsu Polmer Co., Ltd. · 1985
- Membrane switch124US 4,607,147 AAlps Electric Co., Ltd. · 1986
- Touch switch and contactor therefor121US 4,243,861 ACornelius, Inc. · 1981