Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5877820 | Optical transmission of signals | Tadashi Ezaki, Hiroshi Moriuchi | 1999-03-02 |
| 5194536 | Process of preparing lower vinyl chloride polymer by suspension polymerization | Makoto Fujiwara, Toshimichi Koga | 1993-03-16 |