Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10408742 | Optical gas concentration measuring method by forming a differential signal using lights with different absorbabilities to a raw material in a gas flow path using a time-sharing method | Masaaki Nagase, Kouji Nishino, Nobukazu Ikeda, Michio Yamaji, Shigetoshi Sugawa | 2019-09-10 |
| 10324028 | Optical concentration measuring method | Shigetoshi Sugawa | 2019-06-18 |
| 10241034 | Concentration measuring method | Shigetoshi Sugawa | 2019-03-26 |
| 10200641 | Optical sensor and solid-state imaging device, and signal reading methods therefor | Shigetoshi Sugawa, Shunichi Wakashima | 2019-02-05 |