Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4330786 | Method of controlling thermally controlling a thermal printing head | Etsuo Hatabe, Masatoshi Kato, Toshiharu Nozawa | 1982-05-18 |
| 4315135 | Thermal recording head | Etsuo Hatabe | 1982-02-09 |