Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5565298 | Method of producing toner for developing latent electrostatic images | Yoshihiro Suguro, Masaki Takatsugi, Hiroshi Yamashita, Kazumi Ohtaki, Yoshikazu Kaneko +1 more | 1996-10-15 |
| 5429901 | Toner for use in electrostatic development | Yohichiro Watanabe, Akihiro Kotsugai | 1995-07-04 |
| 5418103 | Toner for developing latent electrostatic images | Hiroyuki Fushimi, Akihiro Kotsugai, Yoichiro Watanabe, Ian Harpur | 1995-05-23 |
| 5061766 | Method of producing polymer particles having narrow particle size distribution by the use of a polymeric dispersion stabilizer | Hiroshi Yamashita | 1991-10-29 |
| 4885350 | Method of producing polymer particles having narrow particle size distribution | Hiroshi Yamashita | 1989-12-05 |
| 4620987 | Surface treatment method for magnetic particles | Hiroshi Yamashita | 1986-11-04 |