Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7901858 | Mixed cyclic phenol sulfides, and charge control agents and toners using the same | Masateru Yasumura, Masami Ito, Yoshikazu Aoki, Masafumi Umekawa, Masaki Okubo +2 more | 2011-03-08 |
| 7862905 | Arylamine compound and organic electroluminescent device | Tetsuzo Miki, Yoshio Taniguchi, Musubu Ichikawa | 2011-01-04 |