Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5307122 | Image forming apparatus apparatus unit facsimile apparatus and developer comprising hydrophobic silica fine powder for developing electrostatic images | Manabu Ohno, Tetsuhito Kuwashima, Hiroyuki Suematsu, Eiichi Imai, Tsuyoshi Takiguchi +3 more | 1994-04-26 |