Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839667 | Platen for use in thermal printer | Sadatoshi Murakami, Satoru Yamasaki, Masayuki Tanaka, Sayoko Hirata, Hiromi Morimoto +2 more | 1989-06-13 |
| 4835549 | Printing head system | Kazuhiro Samejima | 1989-05-30 |