Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9557261 | Spectroscopic analysis method and spectroscopic analyzer | Shun Kuroda, Issei Yokoyama, So Takagi, Yoko Nakai | 2017-01-31 |
| 9339218 | Concentration measuring device | Tomoyuki Murata, Takao Minai | 2016-05-17 |
| 9007591 | Optical analyzer | Kimihiko Arimoto, So Takagi | 2015-04-14 |
| 6993444 | Measuring method of component concentration in solution | Issei Yokoyama, Yoshihito Yuhara, Junji Kojima | 2006-01-31 |
| 5200706 | Apparatus for measuring ionic concentration in two measurement configurations | — | 1993-04-06 |
| 4883563 | Method of manufacturing a thin glass membrane | Haruo Kotani, Katsuhiko Tomita, Tsuyoshi Nakanishi | 1989-11-28 |
| 4816132 | Sheet type electrode | Haruo Kotani, Katsuhiko Tomita, Tsuyoshi Nakanishi | 1989-03-28 |
| 4745358 | Auxiliary displaying device of a digital meter display | Tadao Nakamura, Ichiro Asano | 1988-05-17 |