H01H 9/18
Distinguishing marks on switches
Official title: Distinguishing marks on switches, e.g. for indicating switch location in the dark; Adaptation of switches to receive distinguishing marks
H01H9/18 (Distinguishing marks on switches) appears on 687 US grants and 623 published applications in this corpus.
Search patents in H01H- Granted patents
- 687
- Published applications
- 623
- Assignees
- 370
- Inventors
- 1,392
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 4 | 0 |
| 1980 | 6 | 0 |
| 1981 | 10 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 10 | 0 |
| 1988 | 5 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 11 | 0 |
| 1992 | 9 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 14 | 0 |
| 1996 | 14 | 0 |
| 1997 | 11 | 0 |
| 1998 | 20 | 0 |
| 1999 | 27 | 0 |
| 2000 | 14 | 0 |
| 2001 | 17 | 7 |
| 2002 | 17 | 21 |
| 2003 | 21 | 29 |
| 2004 | 13 | 23 |
| 2005 | 18 | 30 |
| 2006 | 19 | 40 |
| 2007 | 23 | 36 |
| 2008 | 23 | 18 |
| 2009 | 23 | 24 |
| 2010 | 15 | 30 |
| 2011 | 14 | 32 |
| 2012 | 18 | 34 |
| 2013 | 19 | 16 |
| 2014 | 22 | 27 |
| 2015 | 21 | 24 |
| 2016 | 16 | 21 |
| 2017 | 15 | 24 |
| 2018 | 28 | 23 |
| 2019 | 27 | 26 |
| 2020 | 29 | 30 |
| 2021 | 20 | 22 |
| 2022 | 27 | 23 |
| 2023 | 15 | 17 |
| 2024 | 19 | 14 |
| 2025 | 11 | 18 |
| 2026 | 5 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H01H 9/182Illumination of the symbols or distinguishing marks254
- H01H 9/181Using a programmable display169
- H01H 2009/186Using an electroluminiscent panelIndexing code75
- H01H 2009/187Having symbols engraved or printed by laserIndexing code74
- H01H 2009/189With a tactile symbol or indicationIndexing code49
- H01H 2009/188With indication of ratingIndexing code18
- H01H 9/185Fluorescent or phosphorescent symbols or distinguishing marks17
Recent patents
- Display device and presentation device equipped with same15 Sep 2026US 12,737,084 B2OMRON Corporation
- Lighting keyboard, backlight module and lighting board9 Jun 2026US 12,650,551 B2Darfon Electronics Corp.
- Modified tactile input attachment and device2 Jun 2026US 12,646,667 B2Tippy Type LLC
- Wall-mounted central control screen28 Apr 2026US 12,614,682 B2Hangzhou Tuya Information Technology Co., Ltd.
- Methods, systems, and apparatus for junction box assembly10 Feb 2026US 12,548,987 B2Snap One, LLC
- Waterproof panel and switch assembly10 Sep 2026US 2026/0269152 A1Shanghai Shift Electrics Co., Ltd.
- Laser-cut button veneer for a control device having a backlit keypad16 Jul 2026US 2026/0204493 A1Lutron Technology Company LLC
- Methods, systems, and apparatus for junction box assembly21 May 2026US 2026/0142445 A1Snap One, LLC
- Surface-mounted backlit switch30 Apr 2026US 2026/0120976 A1C&K Components S.A.S.
- Electrical panel for an aircraft30 Apr 2026US 2026/0121385 A1Airbus Operations GmbH
Most cited
By later US patents
- Universal remote control device365US 4,959,810 AUniversal Electronics Inc. · 1990
- Illuminated pushbutton keyboard327US 5,408,060 ANokia Mobile Phones Ltd. · 1995
- Vehicle interior lighting systems using electroluminescent panels303US 6,773,129 B2Federal-Mogul World Wide, Inc. · 2004
- Lighting system for a keyboard278US 6,179,432 B2Compaq Computer Corporation · 2001
- Switch cover plate providing automatic emergency lighting231US 6,000,807 A1999