Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4911357 | Humidity controller utilizing absolute humidity | — | 1990-03-27 |
| 4419888 | Humidity measuring method | Tetsuo Miura, Satoshi Ookubo, Hideyuki Nagata | 1983-12-13 |
| 4242302 | Method of making a catalytic combustion type gas detector | Hideaki Ebitani, Masahiro Asakura | 1980-12-30 |