H01H 2219/034
Coloured areas
H01H2219/034 (Coloured areas) appears on 70 US grants and 75 published applications in this corpus.
Search patents in H01H- Granted patents
- 70
- Published applications
- 75
- Assignees
- 57
- Inventors
- 178
- Latest grant
- 19 Nov 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 6 | 3 |
| 2002 | 3 | 2 |
| 2003 | 3 | 2 |
| 2004 | 4 | 5 |
| 2005 | 1 | 3 |
| 2006 | 2 | 1 |
| 2007 | 2 | 3 |
| 2008 | 3 | 2 |
| 2009 | 0 | 2 |
| 2010 | 4 | 5 |
| 2011 | 2 | 5 |
| 2012 | 0 | 9 |
| 2013 | 2 | 0 |
| 2014 | 6 | 2 |
| 2015 | 1 | 2 |
| 2016 | 0 | 3 |
| 2017 | 1 | 5 |
| 2018 | 4 | 8 |
| 2019 | 0 | 0 |
| 2020 | 2 | 2 |
| 2021 | 0 | 2 |
| 2022 | 1 | 3 |
| 2023 | 3 | 1 |
| 2024 | 2 | 1 |
| 2025 | 0 | 2 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Light-pervious bicolor key cap19 Nov 2024US RE50,214 E1Taiwan Tai-Hao Enterprise Co., Ltd.
- Keyboard23 Apr 2024US 11,967,472 B2Lite-On Technology Corporation
- Keycap and manufacturing method thereof and keyswitch31 Oct 2023US 11,804,341 B2LITE-ON Technology (Chang Zhou) Co., LTD.
- Keyboard3 Oct 2023US 11,776,774 B2Lite-On Technology Corporation
- Keyboard18 Jul 2023US 11,705,295 B2Lite-On Technology Corporation
- Multi-color keyboard keycap with protruding contour line25 Jun 2026US 2026/0179861 A1Shenzhen Shicheng Optics Co., Ltd.
- Light filtered multicharacter keycaps of a backlit keyboard5 Feb 2026US 2026/0038751 A1Lenovo Enterprise Solutions (Singapore) Pte.Ltd.
- Translucent keycap and method of manufacturing the same25 Sep 2025US 2025/0299893 A1Darfon Electronics Corp.
- Character concealable keycap module3 Jul 2025US 2025/0218703 A1Sunrex Technology Corp.
- Keyboard11 Jul 2024US 2024/0234052 A1Lite-On Technology Corporation
Most cited
By later US patents
- Illuminated pushbutton keyboard327US 5,408,060 ANokia Mobile Phones Ltd. · 1995
- Keyboard (I)138US 6,215,420 B1Coach Master Int'l Corp. · 2001
- Manufacturing method of keypad for mobile phone and keypad manufactured thereby79US 7,414,213 B2Samsung Electronics Co., Ltd. · 2008
- Method of fabricating an elastomeric keypad71US 5,681,515 AMotorola, Inc. · 1997
- Multicolor transparent computer keyboard69US 7,847,204 B2Sunrex Technology Corp. · 2010