Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10371466 | Method of preserving heat exchange surface and method of cooling moist air | Hidetoshi Ohkubo, Sho Matsushita | 2019-08-06 |
| 5062279 | Artificial snowfall system | Ichiro Kawashima, Isao Hirano | 1991-11-05 |
| 4739393 | Circuit for performing white balance correction using two color temperature sensors | Keiichi Tanii | 1988-04-19 |