Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5364719 | Toner for developing electrostatic images | Hideki Ohta, Tatsuo Imafuku, Toshiro Tokuno, Hiroshi Shimoyama, Nobuhiro Hirano | 1994-11-15 |
| 5364728 | Method of manufacturing a toner | Hideki Ohta, Tatsuo Imafuku, Toshiro Tokuno, Hiroshi Shimoyama, Nobuhiro Hirano | 1994-11-15 |
| 5278017 | Electric charge controlling resin, toner made with the use of the same and method of producing the toner | — | 1994-01-11 |