Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5621023 | Method for manufacture of colored particles | Yoshihiko Nishimura | 1997-04-15 |
| 5106889 | Dispersion of colored high-molecular particulate material | Yoshihiko Nishimura | 1992-04-21 |