Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868079 | Infrared-sensitive electrophotoconductive element comprising an anthanthrone, a phthalocyanine and an oxadiazole compound in admixture | Nguyen Khe, Masanobu Nakamura, Kenji Takahashi | 1989-09-19 |
| 4859555 | Electrophotographic printing plate comprising disazo and perynone compounds, hole transport material and alkali soluble resin | Yoshihiro Nishio, Masanobu Nakamura, Kenji Takahashi | 1989-08-22 |