Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5702860 | Method for producing non-spherical particle | Kenji Hayashi, Tomoe Kikuchi | 1997-12-30 |
| 5610547 | Logarithmic transformation circuitry for use in semiconductor integrated circuit devices | Tadashi Arai | 1997-03-11 |
| 5601923 | Mono-dispersed irregular-shaped fine polymer particles | Yoshiaki Koizumi, Kenji Hayashi, Jiro Takahashi | 1997-02-11 |