Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10488357 | Electric conductivity meter | Riichiro Suzuki, Hidekazu Takahashi, Hiroko Kizaki | 2019-11-26 |
| 9897570 | Dissolved oxygen measurement system and method of calibrating dissolved oxygen meter | Riichiro Suzuki | 2018-02-20 |
| 9829461 | Measuring device | Riichiro Suzuki | 2017-11-28 |
| 4463773 | Safety shut-off valve | Tadashi Kojima, Tetsuo Uchihama, Kazuyoshi Tanaka, Eiichi Morozumi, Naomichi Shito | 1984-08-07 |
| 4458487 | Electromagnetic actuator | Tadashi Kojima, Tetsuo Uchihama, Kazuyoshi Tanaka, Eiichi Morozumi, Hitoshi Tanaka +2 more | 1984-07-10 |