Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4686974 | Breath synchronized gas-insufflation device and method therefor | Toru Sato, Naoto Okazaki, Toshihisa Hasegawa, Katsumasa Fujii | 1987-08-18 |
| 4493037 | Retail terminal | Keigi Koga | 1985-01-08 |