Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11275042 | Electrode assembly for conductivity meter or resistivity meter, conductivity meter and resistivity meter using the same electrode assembly | Yuichi Ichinari, Yugo Nishitani | 2022-03-15 |
| 10488357 | Electric conductivity meter | Hidekazu Takahashi, Kentaro Inoue, Hiroko Kizaki | 2019-11-26 |
| 10082477 | Resistivity-measuring circuit, cell for measuring liquid sample, resistivity-measuring apparatus, liquid sample control method, and liquid sample control system | Tsunetoshi Sugawara, Tadashi Oshio | 2018-09-25 |
| 9897570 | Dissolved oxygen measurement system and method of calibrating dissolved oxygen meter | Kentaro Inoue | 2018-02-20 |
| 9829461 | Measuring device | Kentaro Inoue | 2017-11-28 |
| 9228942 | Turbidimeter | Hiroko Kizaki, Aki Matsuo, Hiroshi Kanda | 2016-01-05 |
| 6310356 | Fluid fine particle measuring system for processing semiconductors | Yoshihito Yuhara | 2001-10-30 |
| 5067814 | Apparatus for measuring fine particles in liquid | Shigeyuki Akiyama, Yoshihiro Kubo | 1991-11-26 |
| 4990795 | Particle counter with photointensity compensation | Yoshihiro Kubo | 1991-02-05 |
| 4781459 | Apparatus for measuring the amount of minute particles contained in liquid | — | 1988-11-01 |