H03M 11/00
Coding in connection with keyboards or like devices, i.e. coding of the
Official title: Coding in connection with keyboards or like devices, i.e. coding of the position of operated keys (keyboard switch arrangements, structural association of coders and keyboards H01H13/70, H03K17/94)
H03M11/00 (Coding in connection with keyboards or like devices, i.e. coding of the) appears on 713 US grants and 415 published applications in this corpus.
Search patents in H03M- Granted patents
- 713
- Published applications
- 415
- Assignees
- 369
- Inventors
- 1,155
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 33 | 0 |
| 1977 | 19 | 0 |
| 1978 | 26 | 0 |
| 1979 | 6 | 0 |
| 1980 | 17 | 0 |
| 1981 | 16 | 0 |
| 1982 | 8 | 0 |
| 1983 | 15 | 0 |
| 1984 | 10 | 0 |
| 1985 | 20 | 0 |
| 1986 | 23 | 0 |
| 1987 | 14 | 0 |
| 1988 | 8 | 0 |
| 1989 | 15 | 0 |
| 1990 | 15 | 0 |
| 1991 | 15 | 0 |
| 1992 | 7 | 0 |
| 1993 | 10 | 0 |
| 1994 | 5 | 0 |
| 1995 | 11 | 0 |
| 1996 | 17 | 0 |
| 1997 | 10 | 0 |
| 1998 | 14 | 0 |
| 1999 | 11 | 0 |
| 2000 | 12 | 0 |
| 2001 | 13 | 4 |
| 2002 | 7 | 12 |
| 2003 | 13 | 15 |
| 2004 | 12 | 21 |
| 2005 | 11 | 12 |
| 2006 | 18 | 24 |
| 2007 | 14 | 19 |
| 2008 | 16 | 30 |
| 2009 | 10 | 19 |
| 2010 | 19 | 51 |
| 2011 | 16 | 34 |
| 2012 | 30 | 24 |
| 2013 | 21 | 23 |
| 2014 | 29 | 14 |
| 2015 | 17 | 8 |
| 2016 | 11 | 9 |
| 2017 | 12 | 24 |
| 2018 | 17 | 18 |
| 2019 | 19 | 21 |
| 2020 | 15 | 7 |
| 2021 | 16 | 8 |
| 2022 | 5 | 6 |
| 2023 | 5 | 4 |
| 2024 | 3 | 4 |
| 2025 | 4 | 2 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Multiplexed hand switches for use with electrosurgical generators2 Jun 2026US 12,642,571 B2Covidien LP
- Chorded multilingual human interface controller ChordABC21 Apr 2026US 12,608,090 B1
- Activity- based setup of a remote controlling device17 Feb 2026US 12,555,464 B2Universal Electronics Inc.
- Anti-ghosting keyboard16 Dec 2025US 12,500,606 B2Sunrex Technology Corp.
- Switch device30 Sep 2025US 12,431,306 B2Kabushiki Kaisha Tokai Rika Denki Seisakusho
- Keyboard circuit of light emitting anti-ghosting keyboard20 Aug 2026US 2026/0244281 A1Sunrex Technology Corp.
- Anti-ghosting membrane keyboard30 Apr 2026US 2026/0121661 A1Sunrex Technology Corp.
- Anti-ghosting keyboard9 Oct 2025US 2025/0317157 A1Sunrex Technology Corp.
- Display apparatus for performing function of user selected menu item on a user interface and method for controlling display apparatus13 Feb 2025US 2025/0053291 A1Samsung Electronics Co., Ltd.
- Device for detecting activation of an instrument switching means of an electrosurgical instrument, electrosurgical generator, detecting method and operating method27 Jun 2024US 2024/0206951 A1Olympus Winter & Ibe GmbH
Most cited
By later US patents
- Surgical generator for ultrasonic and electrosurgical devices1,826US 9,168,054 B2Ethicon Endo-Surgery, Inc. · 2015
- Capacitance to code converter with sigma-delta modulator410US 8,547,114 B2Cypress Semiconductor Corporation · 2013
- Surgical generator for ultrasonic and electrosurgical devices229US 9,623,237 B2Ethicon Endo-Surgery, Inc. · 2017
- Keyboard encoding system actuated by opening and closing of keyboard cover222US 5,831,555 AIndustrial Technology Research Institute · 1998
- Operator controlled programmable keyboard apparatus196US 4,200,913 AInternational Business Machines Corporation · 1980