Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863296 | Information processing apparatus | Yoshio Sugiura, Satoru Tsuruki | 1989-09-05 |
| 4862166 | Combination keyboard including plural stroke keys and plural touch keys | — | 1989-08-29 |
| 4848876 | Electronic control circuit for preventing abnormal operation of a slave control circuit | — | 1989-07-18 |
| 4834566 | Typewriter having means for interruption of automatic erasing operation, and/or automatic suspension thereof at each space between successive words | Masaharu Mori, Hideo Ueno, Yuji Kawakami, Ryoichi Sasaki | 1989-05-30 |
| 4804281 | Printing apparatus with a type-wheel | Satoshi Yoshimoto | 1989-02-14 |