Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9857304 | Measuring method and measuring system of bromate ion concentration | Eri Hasegawa | 2018-01-02 |
| 9023654 | Method and apparatus for measuring bromate ions | Eri Hasegawa, Yoshiharu Tanaka, Shukuro Igarashi, Takao Ohtomo | 2015-05-05 |