Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871676 | Cell culture incubator | — | 1989-10-03 |
| 4843831 | Refrigerator control system | — | 1989-07-04 |
| 4840037 | Refrigerator with cold accumulation system | Noriaki Sakamoto | 1989-06-20 |
| 4794655 | Truck type patient-moving device | Akihiro Ooka, Kenji Okamoto | 1989-01-03 |