Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6050720 | Stirring apparatus with coaxial stirring impellers | — | 2000-04-18 |
| 6022681 | Method for producing tabular silver halide grain emulsion | Yoichi Hosoya, Junichi Yamanouchi, Shigeharu Urabe | 2000-02-08 |