Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5665511 | Surface-treated inorganic fine particle and electrophotographic developer using the same | Takashi Imai, Satoshi Inoue, Masanori Ichimura, Yutaka Sugizaki, Susumu Saito +4 more | 1997-09-09 |
| 5629120 | Electrostatic image developing carrier and electrostatic image developer | Ikutaroh Nagatsuka, Haruhide Ishida, Sakon Takahashi | 1997-05-13 |