Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6468707 | Image-forming process and image-forming apparatus | Hiroyoshi Okuno, Akira Matsumoto, Tsutomu Kubo, Yutaka Sugizaki, Masahiro Okita +1 more | 2002-10-22 |
| 5958642 | Toner for developing an electrostatic charge image, developing agent for electrostatic charge image and image formation method | Shinpei Takagi, Yasuhiro Oya, Etsuo Tominaga, Toyohumi Inoue, Tomohiro Takeda +7 more | 1999-09-28 |