Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4987186 | Pressure sensitive adhesive composition | Mamoru Akiyama, Yoshiyuki Yanagida, Akira Yamashita | 1991-01-22 |
| 4656113 | Dye composition and use thereof | Tetsuya Ohshima, Hisashi Senshu, Yoji Kawagishi, Takuo Andoh, Takashi Kiryu | 1987-04-07 |
| 4568624 | Toner composition having a dye composition | Tetsuya Ohshima, Hisashi Senshu, Yoji Kawagishi, Takuo Andoh, Takashi Kiryu | 1986-02-04 |