B41J 5/26
Regulating touch, key dip or stroke, or the like
B41J5/26 (Regulating touch, key dip or stroke, or the like) appears on 8 US grants and 0 published applications in this corpus.
Search patents in B41J- Granted patents
- 8
- Published applications
- 0
- Assignees
- 5
- Inventors
- 11
- Latest grant
- 20 Sep 1994
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 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 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Computer keyboard key depression inhibitor device20 Sep 1994US 5,348,405 A
- Apparatus for selectively varying keyboard switching force15 Jun 1993US 5,220,318 AAmpex Corporation
- Variable keystroke pressure apparatus3 Jan 1989US 4,795,888 AA & K MacFarlane Pty. Ltd.
- Means for avoiding accidental actuation of a critical function key7 Dec 1982US 4,362,408 ANCR Corporation
- Key mechanism having a snap action26 May 1981US 4,269,521 ASCM Corporation
No published applications in this class yet.
Most cited
By later US patents
- Apparatus for selectively varying keyboard switching force61US 5,220,318 AAmpex Corporation · 1993
- Magnetic key touch control23US 3,938,642 A1976
- Variable keystroke pressure apparatus22US 4,795,888 AA & K MacFarlane Pty. Ltd. · 1989
- Means for avoiding accidental actuation of a critical function key18US 4,362,408 ANCR Corporation · 1982
- Key arm mechanism8US 3,974,905 AXerox Corporation · 1976