H01H 2231/004
Crt
H01H2231/004 (Crt) appears on 35 US grants and 1 published applications in this corpus.
Search patents in H01H- Granted patents
- 35
- Published applications
- 1
- Assignees
- 24
- Inventors
- 63
- Latest grant
- 25 Oct 2005
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 5 | 0 |
| 1984 | 5 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 5 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Transparent board with conductive multi-layer antireflection films, transparent touch panel using this transparent board with multi-layer antireflection films, and electronic equipment with this transparent touch panel25 Oct 2005US 6,958,748 B1Matsushita Electric Industrial Co., Ltd.
- Keyboard type input device and portable information processor5 Apr 2005US 6,876,354 B1Link Evolution Co., Ltd.
- High strength touch panel and method of manufacturing the same30 Apr 2002US 6,380,497 B1Nissha Printing Co., Ltd.
- One-sided electrode arrangement on an intermediate spacer for a touchscreen23 Oct 2001US 6,305,073 B1GM Nameplate, Inc.
- Analog touch screen with coating for inhibiting increased contact resistance7 Mar 2000US 6,034,335 ADynapro Thin Films Products
Most cited
By later US patents
- Contrast enhancing transparent touch panel device254US 4,958,148 AElmwood Sensors, Inc. · 1990
- High strength touch panel and method of manufacturing the same153US 6,380,497 B1Nissha Printing Co., Ltd. · 2002
- Membrane-type touch panel136US 4,085,302 AControl Data Corporation · 1978
- Transparent keyboard switch and array133US 4,017,848 ARockwell International Corporation · 1977
- One-sided electrode arrangement on an intermediate spacer for a touchscreen100US 6,305,073 B1GM Nameplate, Inc. · 2001