Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7037092 | Roller pump with housing having integrated reduction gear housing | Yoshihisa Kagawa, Seiji Kojima | 2006-05-02 |
| 6776773 | Liquid infusion apparatus | Junichi Kiyatake, Katumi Tominaga, Seiji Kojima | 2004-08-17 |
| 4327645 | Tie tamper | Masaomi Morisawa, Maki Nakajima | 1982-05-04 |
| 4323014 | Tie tamper | Shigetoshi Ogawa, Atsushi Suma, Maki Nakajima | 1982-04-06 |