Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4286517 | Printer magnetic interference prevention system | Shigenobu Katagiri, Hiroshige Nakano | 1981-09-01 |
| 4236447 | Printing column number limiting device | Shigenobu Katagiri, Hiroshige Nakano | 1980-12-02 |