Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8844312 | Method of operating ice making machine | Kazuhiro Yoshida, Yuji Wakatsuki, Hiroki Yamaguchi, Yushi Yonekura | 2014-09-30 |
| 5014521 | Refrigeration system in ice making machine | Tadashi Sakai, Katsunobu Minari | 1991-05-14 |
| 4903505 | Automatic ice manufacturing apparatus | Tadashi Sakai | 1990-02-27 |
| 4862706 | Ice making machine | Kazuhiro Yoshida | 1989-09-05 |