H01H 2219/014
Led
H01H2219/014 (Led) appears on 244 US grants and 227 published applications in this corpus.
Search patents in H01H- Granted patents
- 244
- Published applications
- 227
- Assignees
- 191
- Inventors
- 523
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 6 | 0 |
| 1986 | 0 | 0 |
| 1987 | 8 | 0 |
| 1988 | 4 | 0 |
| 1989 | 6 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 5 | 0 |
| 1998 | 6 | 0 |
| 1999 | 7 | 0 |
| 2000 | 5 | 0 |
| 2001 | 2 | 2 |
| 2002 | 3 | 6 |
| 2003 | 6 | 1 |
| 2004 | 7 | 6 |
| 2005 | 2 | 7 |
| 2006 | 6 | 15 |
| 2007 | 8 | 18 |
| 2008 | 8 | 14 |
| 2009 | 11 | 18 |
| 2010 | 5 | 20 |
| 2011 | 15 | 14 |
| 2012 | 11 | 18 |
| 2013 | 11 | 10 |
| 2014 | 12 | 17 |
| 2015 | 8 | 12 |
| 2016 | 5 | 7 |
| 2017 | 7 | 6 |
| 2018 | 3 | 6 |
| 2019 | 7 | 6 |
| 2020 | 11 | 4 |
| 2021 | 3 | 3 |
| 2022 | 3 | 4 |
| 2023 | 3 | 4 |
| 2024 | 2 | 6 |
| 2025 | 4 | 2 |
| 2026 | 4 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Key module and keyboard14 Jul 2026US 12,683,098 B2Wistron Corporation
- Computer input device2 Jun 2026US 12,647,114 B2Flux Consolidated Pty Ltd
- Keyboard module with luminous function and membrane circuit luminous structure thereof19 May 2026US 12,633,474 B1Primax Electronics Ltd.
- Information handling system keyboard embedded micro LED backlight17 Feb 2026US 12,555,726 B2Dell Products L. P.
- Component for vehicle interior13 May 2025US 12,296,683 B2Yanfeng International Automotive Technology Co., Ltd.
- Substrate circuit for keyboard12 Feb 2026US 2026/0045429 A1Dell Products L. P.
- Component for vehicle interior21 Aug 2025US 2025/0262938 A1
- One-way visibility keycaps26 Jun 2025US 2025/0210287 A1Apple Inc.
- Key module and keyboard24 Oct 2024US 2024/0355557 A1Wistron Corporation
- Control device24 Oct 2024US 2024/0355559 A1Lutron Technology Company LLC
Most cited
By later US patents
- User interface for home automation system479US 6,140,987 AIntellinet, Inc. · 2000
- Illuminated pushbutton keyboard327US 5,408,060 ANokia Mobile Phones Ltd. · 1995
- Light emitting panel assemblies for use in automotive applications and the like156US 5,895,115 ALumitex, Inc. · 1999
- Transmissive optical elements including transparent plastic shell having a phosphor dispersed therein, and methods of fabricating same155US 7,029,935 B2Cree, Inc. · 2006
- Light emitting panel assemblies for use in automotive applications and the like120US 6,158,867 ALumitex, Inc. · 2000