Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5298617 | Oxytitaniumphthalocyanine hydrate crystal and electrophotographic photoreceptor using said crystal | Katsumi Nukada, Katsumi Daimon, Masakazu Iijima, Yasuo Sakaguchi, Hidemi Nukada | 1994-03-29 |