H01H 2235/01
Spiral spring
H01H2235/01 (Spiral spring) appears on 341 US grants and 367 published applications in this corpus.
Search patents in H01H- Granted patents
- 341
- Published applications
- 367
- Assignees
- 199
- Inventors
- 783
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 2 |
| 2010 | 1 | 5 |
| 2011 | 1 | 0 |
| 2012 | 2 | 1 |
| 2013 | 1 | 3 |
| 2014 | 2 | 9 |
| 2015 | 7 | 38 |
| 2016 | 25 | 49 |
| 2017 | 52 | 69 |
| 2018 | 70 | 78 |
| 2019 | 68 | 34 |
| 2020 | 36 | 27 |
| 2021 | 26 | 9 |
| 2022 | 15 | 14 |
| 2023 | 13 | 10 |
| 2024 | 11 | 7 |
| 2025 | 4 | 3 |
| 2026 | 1 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Key structure for keyboard17 Mar 2026US 12,580,140 B2Voyetra Turtle Beach, Inc.
- Computer input device21 Oct 2025US 12,451,304 B2Elasto Lc
- Keyboard switch with removeable supporting member22 Apr 2025US 12,283,440 B2Trantek Electronics Co., Ltd.
- Detecting push button press of a passive rotary knob on a touch screen25 Mar 2025US 12,261,001 B2Cypress Semiconductor Corporation
- Switch mechanism11 Feb 2025US 12,224,133 B2Peratech IP Ltd
- Battery configuration contactor assembly13 Aug 2026US 2026/0237572 A1Sensata Technologies, Inc.
- Insulation rod and switch23 Jul 2026US 2026/0213086 A1Mitsubishi Electric Corporation
- Electrical contactor comprising a spring for rapidly driving contacts18 Jun 2026US 2026/0171339 A1Safran Electrical & Power
- Contactor design configuration with improved short circuit and switch-off capabilities28 May 2026US 2026/0148921 A1TE Connectivity Solutions GmbH
- Key switch assembly, keyboard and console device30 Apr 2026US 2026/0120978 A1Fcl Components Limited
Most cited
By later US patents
- Force switch1,496US 7,479,608 B2Ethicon Endo-Surgery, Inc. · 2009
- Force switch1,492US 7,714,239 B2Ethicon Endo-Surgery, Inc. · 2010
- Force switch1,429US 8,269,121 B2Ethicon Endo-Surgery, Inc. · 2012
- Active braking electrical surgical instrument and method for braking such an instrument1,413US 8,627,993 B2Ethicon Endo-Surgery, Inc. · 2014
- Membrane switch119US 6,600,121 B1Think Outside, Inc. · 2003