Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8746061 | Liquid level detecting apparatus | Toshio Oike, Kenichi Tanaka | 2014-06-10 |
| RE33828 | Freezing apparatus | Masahide Hashimoto, Yoshitaka Kurisu, Hiroshi Suenaga | 1992-02-25 |
| 4807448 | Freezing apparatus | Masahide Hashimoto, Yoshitaka Kurisu, Hiroshi Suenaga | 1989-02-28 |