Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5002847 | Process of producing electrophotographic toners comprises ultrasonic mixing and suspension polymerization | Hiroshi Utsumi, Kinji Shinzo, Kazuya Kuriyama, Ryouzo Sugawara, Masanobu Fukuda | 1991-03-26 |
| 4427482 | Method for producing prepreg rovings | Fumiyoshi Yamada | 1984-01-24 |
| 4327145 | Process for producing sheet molding compound | Tomomasa Mitani, Yoshimi Ogasawara | 1982-04-27 |