Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5346791 | Electroconductive magnetic carrier, developer using the same and image formation method | Yoshio Ozawa, Yukio Ikeda | 1994-09-13 |
| 5318873 | Electroconductive magnetic carrier, developer using the same and image formation method | Takao Kawamura, Yasuo Nishiguchi, Yoshio Ozawa, Yukio Ikeda, Hiroshi Itoh | 1994-06-07 |