Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5008173 | Phthalocyanine crystal, process for manufacture thereof and its use for electrophotographic photosensitive material | Yoshikazu Mimura, Keiichi Takano, deceased | 1991-04-16 |
| 4994566 | Phthalocyanine crystal, process for manufacture thereof and its use for electrophotographic photosensitive material | Yoshikazu Mimura, Keiichi Takano, deceased | 1991-02-19 |