Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8962866 | Surface-modified silica powder and method for producing the same, as well as toner composition for electrophotography | Yuki Amano, Hisao Okada, Masaki Okubo, Yoshikazu Aoki, Hideyuki Otsuka | 2015-02-24 |