Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5601923 | Mono-dispersed irregular-shaped fine polymer particles | Mikio Koyama, Yoshiaki Koizumi, Kenji Hayashi | 1997-02-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5601923 | Mono-dispersed irregular-shaped fine polymer particles | Mikio Koyama, Yoshiaki Koizumi, Kenji Hayashi | 1997-02-11 |