Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11994481 | Concentration measurement device | Susumu Kamiyama, Shinya Nakagawa, Hideyuki Nakao, Kenichi Handa, Takashi Kasai | 2024-05-28 |
| 11635395 | Mixture ratio calculation device | Shinya Nakagawa, Susumu Kamiyama, Hideyuki Nakao, Kenichi Handa | 2023-04-25 |
| 4761074 | Method for measuring impurity concentrations in a liquid and an apparatus therefor | Yasuo Kohsaka, Tohru Niida, Hisao Sato | 1988-08-02 |