Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5761922 | Low temperature display case | Hirokuni Tamai, Atsushi Todoroki, Norikazu Ogushi, Yasunari Ishihara | 1998-06-09 |
| 5709096 | Defrosting device for a low temperature display case | Hirokuni Tamai, Hirotaka Nakano | 1998-01-20 |
| 5630323 | Refrigerating apparatus | Hirosi Niijima, Takeshi Kawaguchi, Zenichi Kakinuma, Yoshirou Ishizaka | 1997-05-20 |
| 4978148 | Coupling for multi-passage tube | Seiji Kosugi, Norio Ando | 1990-12-18 |
| 4796924 | Coupling for multi-passage tube | Seiji Kosugi, Norio Ando | 1989-01-10 |
| 4495794 | Automatic on-off valve for use with a pneumatic micrometer | Susumu Takada | 1985-01-29 |