Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6569590 | Master batch pigment, toner including the master batch pigment and method for manufacturing the toner | Noboru Kuroda | 2003-05-27 |
| 5219637 | Thermosensitive stencil paper | Fumiaki Arai, Masayasu Nonogaki, Yuji Natori, Hideyuki Yamaguchi | 1993-06-15 |
| 5188881 | Thermosensitive stencil paper | Fumiaki Arai, Masayasu Nonogaki, Yuji Natori, Hideyuki Yamaguchi, Hitoshi Ueda +2 more | 1993-02-23 |