H01H 2211/03
Ridges on layers
H01H2211/03 (Ridges on layers) appears on 7 US grants and 5 published applications in this corpus.
Search patents in H01H- Granted patents
- 7
- Published applications
- 5
- Assignees
- 6
- Inventors
- 16
- Latest grant
- 12 Mar 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Input device configuration having capacitive and pressure sensors12 Mar 2019US 10,228,770 B2Microsoft Technology Licensing, LLC
- Input device configuration having capacitive and pressure sensors20 Jun 2017US 9,684,382 B2Microsoft Technology Licensing, LLC
- Thin key sheet and thin key unit incorporating the thin key sheet27 Apr 2010US 7,705,259 B2Sunarrow Ltd
- Sheet switch19 Feb 1991US 4,994,634 AFujitsu Limited
- Keyboard for the control box of an electric apparatus1 Dec 1987US 4,710,597 ATabur Caoutchouc
- Input Device Configuration having Capacitive and Pressure Sensors7 Sep 2017US 2017/0255276 A1Microsoft Technology Licensing, LLC
- Input Device Configuration having Capacitive and Pressure Sensors23 Jan 2014US 2014/0022177 A1Microsoft Technology Licensing, LLC
- Low touch-force fabric keyboard10 Feb 2011US 2011/0032127 A1
- Thin Key Sheet and Thin Key Unit Incorporating the Thin Key Sheet27 Mar 2008US 2008/0073186 A1Sunarrow Ltd
- Switches12 Jul 2007US 2007/0158173 A1Pelikon Limited
Most cited
By later US patents
- Flexible keyboard switch with integral spacer protrusions42US 4,145,584 A1979
- Keyboard for the control box of an electric apparatus23US 4,710,597 ATabur Caoutchouc · 1987
- Membrane switch apparatus19US 4,034,176 AMagic Dot, Inc. · 1977
- Sheet switch10US 4,994,634 AFujitsu Limited · 1991
- Thin key sheet and thin key unit incorporating the thin key sheet7US 7,705,259 B2Sunarrow Ltd · 2010