Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8247241 | Method for detecting target compound | Hiroyuki Hirai, Masayoshi Kojima | 2012-08-21 |
| 5961213 | Stirring apparatus using magnetically coupled stirring impellers | Yoichi Hosoya | 1999-10-05 |
| 4796787 | Apparatus for precisely measuring and supplying liquid | — | 1989-01-10 |
| 4283266 | Method and apparatus for controlling halogen ion concentration in a photographic processing solution | Hiroyuki Hirai, Sachio Matsushita, Kazumi Watase | 1981-08-11 |
| 4207157 | Method for controlling halogen ion concentration in a photographic processing solution | Hiroyuki Hirai, Sachio Matsushita, Kazumi Watase | 1980-06-10 |