H01H 2219/062
Light conductor
H01H2219/062 (Light conductor) appears on 1,083 US grants and 1,226 published applications in this corpus.
Search patents in H01H- Granted patents
- 1,083
- Published applications
- 1,226
- Assignees
- 406
- Inventors
- 1,831
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 7 | 0 |
| 1990 | 2 | 0 |
| 1991 | 8 | 0 |
| 1992 | 9 | 0 |
| 1993 | 4 | 0 |
| 1994 | 6 | 0 |
| 1995 | 7 | 0 |
| 1996 | 7 | 0 |
| 1997 | 8 | 0 |
| 1998 | 8 | 0 |
| 1999 | 12 | 0 |
| 2000 | 10 | 0 |
| 2001 | 12 | 8 |
| 2002 | 10 | 19 |
| 2003 | 18 | 20 |
| 2004 | 18 | 33 |
| 2005 | 13 | 32 |
| 2006 | 25 | 47 |
| 2007 | 30 | 55 |
| 2008 | 47 | 58 |
| 2009 | 34 | 89 |
| 2010 | 49 | 84 |
| 2011 | 36 | 71 |
| 2012 | 73 | 75 |
| 2013 | 45 | 50 |
| 2014 | 57 | 57 |
| 2015 | 34 | 41 |
| 2016 | 43 | 49 |
| 2017 | 41 | 48 |
| 2018 | 52 | 45 |
| 2019 | 51 | 62 |
| 2020 | 52 | 55 |
| 2021 | 47 | 33 |
| 2022 | 40 | 39 |
| 2023 | 46 | 58 |
| 2024 | 49 | 42 |
| 2025 | 36 | 24 |
| 2026 | 19 | 32 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Keyboard module6 Oct 2026US 12,755,909 B2Lite-On Technology Corporation
- Backlight module and lighting keyboard22 Sep 2026US 12,744,169 B2Darfon Electronics Corp.
- Keyboard device and electronic apparatus18 Aug 2026US 12,712,139 B2Lenovo (Singapore) Pte. Ltd.
- Light guide for electronic device, such as oral irrigator28 Jul 2026US 12,690,945 B2Water Pik, Inc.
- Control devices having independently suspended buttons for controlled actuation7 Jul 2026US 12,676,267 B2Lutron Technology Company LLC
- Control devices having independently suspended buttons for controlled actuation8 Oct 2026US 2026/0311942 A1Lutron Technology Company LLC
- Button design, gaming machine, and method for gaming machines1 Oct 2026US 2026/0301503 A1Everi Games, Inc.
- Button design, gaming machine, and method for gaming machines24 Sep 2026US 2026/0290111 A1Everi Games, Inc.
- Keyboard module30 Jul 2026US 2026/0221355 A1Lite-On Technology Corporation
- Light-emitting keyboard9 Jul 2026US 2026/0196418 A1Lite-On Electronics (Guangzhou) Limited
Most cited
By later US patents
- Protective cover for a lighting device1,137US 6,185,356 B2Lumitex, Inc. · 2001
- Illuminated pushbutton keyboard327US 5,408,060 ANokia Mobile Phones Ltd. · 1995
- Keyboard having illuminated keys308US 6,217,183 B12001
- Light emitting panel assemblies288US 5,613,751 ALumitex, Inc. · 1997
- Illuminated keyboard281US 6,918,677 B22005