Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5629122 | Toner for developing electrostatic image and image forming method | Hirohide Tanikawa, Masaki Uchiyama | 1997-05-13 |
| 5614344 | Toner for developing electrostatic images and image forming method | Hiroaki Kawakami, Hirohide Tanikawa, Masatsugu Fujiwara, Kazunori Kato | 1997-03-25 |