B41J 5/40
By magnetic or electrostatic records
Official title: by magnetic or electrostatic records, e.g. cards, sheets
B41J5/40 (By magnetic or electrostatic records) appears on 15 US grants and 0 published applications in this corpus.
Search patents in B41J- Granted patents
- 15
- Published applications
- 0
- Assignees
- 9
- Inventors
- 23
- Latest grant
- 18 Apr 1989
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 4 | 0 |
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Document processor18 Apr 1989US 4,823,288 ABrother Kogyo Kabushiki Kaisha
- Word processor for controlling an external dictating machine24 Jul 1984US 4,462,085 ASony Corporation
- Paper transport for a printer test unit25 Jan 1983US 4,370,665 AThe Mead Corporation
- Automatic embossing system9 May 1978US 4,088,216 AData Card Corporation
- Microprocessor for an automatic word-processing system2 May 1978US 4,087,852 AXerox Corporation
No published applications in this class yet.
Most cited
By later US patents
- Transcriber system for the automatic generation and editing of text from shorthand machine outlines78US 4,041,467 AXerox Corporation · 1977
- Automatic format control for text printing system28US 4,086,660 AInternational Business Machines Corporation · 1978
- Automatic embossing system26US 4,088,216 AData Card Corporation · 1978
- Microprocessor for an automatic word-processing system23US 4,087,852 AXerox Corporation · 1978
- System for automatically processing and printing the contents and the format of a text15US 3,940,746 AIng. C. Olivetti & C., S.p.A. · 1976