B41J 19/58
Differential or variable-spacing arrangements
B41J19/58 (Differential or variable-spacing arrangements) appears on 7 US grants and 0 published applications in this corpus.
Search patents in B41J- Granted patents
- 7
- Published applications
- 0
- Assignees
- 4
- Inventors
- 10
- Latest grant
- 28 May 1996
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 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 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Dot matrix printer28 May 1996US 5,520,469 AFuji Xerox Co., Ltd.
- Half-spacing feed mechanism for marking machine30 Mar 1982US 4,322,173 A
- Escapement mechanism and backspace mechanism for a moving paper carriage typewriter having dual pitch capability25 Aug 1981US 4,285,605 AInternational Business Machines Corporation
- High speed dual pitch impact printer25 Nov 1980US 4,235,167 AComputer Peripherals, Inc.
- Variable character spacing matrix for proportional spacing printing systems30 Sep 1980US 4,225,249 AInternational Business Machines Corporation
No published applications in this class yet.
Most cited
By later US patents
- Variable character spacing matrix for proportional spacing printing systems22US 4,225,249 AInternational Business Machines Corporation · 1980
- Tape advance mechanism11US 4,015,700 AKroy Industries Inc. · 1977
- Dot matrix printer5US 5,520,469 AFuji Xerox Co., Ltd. · 1996
- High speed dual pitch impact printer4US 4,235,167 AComputer Peripherals, Inc. · 1980
- Half-spacing feed mechanism for marking machine2US 4,322,173 A1982