Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10267549 | Refrigeration cycle device | Hiroaki Tsuboe, Atsuhiko Yokozeki, Hideyuki Ueda | 2019-04-23 |
| 6568197 | Refrigerating unit | Naoki Hattori | 2003-05-27 |
| 6474085 | Refrigerating apparatus | Katsuhiko Taki, Sadao Ohyama | 2002-11-05 |
| 6330804 | Refrigerating unit | Naoki Hattori | 2001-12-18 |
| 4532552 | Laser activating system for laser printing | — | 1985-07-30 |