B41J 5/102
Keyboard overlays
Official title: {Keyboard overlays}
B41J5/102 (Keyboard overlays) appears on 13 US grants and 4 published applications in this corpus.
Search patents in B41J- Granted patents
- 13
- Published applications
- 4
- Assignees
- 7
- Inventors
- 23
- Latest grant
- 9 Feb 2010
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 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 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and system for using a keyboard overlay with a touch-sensitive display screen9 Feb 2010US 7,659,885 B2Microsoft Corporation
- Method and system for using a keyboard overlay with a touch-sensitive display screen19 Apr 2005US 6,880,998 B2Microsoft Corporation
- Method and system for using a keyboard overlay with a touch-sensitive display screen17 Aug 2004US 6,776,546 B2Microsoft Corporation
- Computer keyboard and template holder12 Mar 1996US 5,497,970 A
- Key cover for individual key of computer keyboard31 Jan 1995US 5,385,417 A
- Method and system for using a keyboard overlay with a touch-sensitive display screen12 May 2005US 2005/0099403 A1Microsoft Corporation
- Method and system for using a keyboard overlay with a touch-sensitive display screen28 Oct 2004US 2004/0212598 A1Microsoft Corporation
- Method and system for using a keyboard overlay with a touch-sensitive display screen25 Dec 2003US 2003/0235452 A1Microsoft Corporation
- Partial keyboard cover having character inscriptions12 Jun 2003US 2003/0108375 A1
Most cited
By later US patents
- Method and system for using a keyboard overlay with a touch-sensitive display screen187US 6,776,546 B2Microsoft Corporation · 2004
- Method and system for using a keyboard overlay with a touch-sensitive display screen147US 7,659,885 B2Microsoft Corporation · 2010
- Method and system for using a keyboard overlay with a touch-sensitive display screen62US 6,880,998 B2Microsoft Corporation · 2005
- Keyboard overlay43US 4,075,465 ASperry Rand Corporation · 1978
- Interchangeable auxiliary keyboard28US 4,158,130 ANCR Corporation · 1979