Issued Patents All Time
Showing 51–54 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4509874 | Apparatus for securing a typewriter | Yutaka Hira, Yoshitaka Ukai, Yoshihide Akuzawa, Saburo Shimatani | 1985-04-09 |
| 4441828 | Printing head of dot printer | Kuniaki Ochiai, Masami Horii | 1984-04-10 |
| 4347383 | Process for producing benzophenone-azines | Tomiya Isshiki, Tetsuo Tomita, Shuzabu Sakaguchi, Toshiaki Kohzaki, Norio Takeda +1 more | 1982-08-31 |
| 4239741 | Process for producing hydrazine sulfate | Tomiya Isshiki, Tetsuo Tomita, Toshiaki Kozaki, Mitsuo Abe, Norio Takeda +4 more | 1980-12-16 |