Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE33828 | Freezing apparatus | Masahide Hashimoto, Hiroshi Suenaga, Akio Katou | 1992-02-25 |
| 5065598 | Ice thermal storage apparatus | Hiroshi Kimura, Masakatsu Mukae, Kazuyuki Aiba, Yukihiro Hosaka, Koichi Ohata +2 more | 1991-11-19 |
| 4807448 | Freezing apparatus | Masahide Hashimoto, Hiroshi Suenaga, Akio Katou | 1989-02-28 |
| 4534183 | Continuous freezing apparatus | Masahide Hashimoto, Shigeo Zuiki, Yoshio Sasaki | 1985-08-13 |