Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5750301 | Toner for a two-component type developer | Masatomi Funato, Yoshitake Shimizu, Seijiro Ishimaru, Norio Kubo, Kazuya Nagao | 1998-05-12 |
| 5580691 | Toner for a two-component type developer | Masatomi Funato, Yoshitake Shimizu, Seijiro Ishimaru, Norio Kubo, Kazuya Nagao | 1996-12-03 |