Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6838220 | Toner for developing electrostatic image, process for producing toner for developing electrostatic image, developer for developing electrostatic image, and process for forming image | Yasuo Matsumura, Takao Ishiyama, Hiroshi Takano, Shuji Sato | 2005-01-04 |