B41J 29/32
Type members
B41J29/32 (Type members) appears on 5 US grants and 0 published applications in this corpus.
Search patents in B41J- Granted patents
- 5
- Published applications
- 0
- Assignees
- 5
- Inventors
- 9
- Latest grant
- 27 Sep 1994
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 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 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Printer having erasing mechanism for repeated erasure27 Sep 1994US 5,350,247 ABrother Kogyo Kabushiki Kaisha
- Sideshift erase apparatus and method for impact printers29 Dec 1981US 4,307,971 AInternational Business Machines Corporation
- Single element typewriter with error correction feature20 May 1980US 4,203,681 ASears, Roebuck and Co.
- Error correcting typewriter22 Aug 1978US 4,108,557 ATriumph Werke Nurnberg A.G.
- Enhanced underscoring methods and means for automatic typewriter and the like employing hammer-type impact printing mechanism18 Apr 1978US 4,084,680 AXerox Corporation
No published applications in this class yet.
Most cited
By later US patents
- Sideshift erase apparatus and method for impact printers22US 4,307,971 AInternational Business Machines Corporation · 1981
- Enhanced underscoring methods and means for automatic typewriter and the like employing hammer-type impact printing mechanism21US 4,084,680 AXerox Corporation · 1978
- Error correcting typewriter7US 4,108,557 ATriumph Werke Nurnberg A.G. · 1978
- Single element typewriter with error correction feature1US 4,203,681 ASears, Roebuck and Co. · 1980