Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6432595 | Single-layer type electrophotosensitive material and image forming apparatus using the same | Hirofumi Kawaguchi, Yuji Tanaka, Yukikatsu Imanaka | 2002-08-13 |
| 6395439 | Naphthoquinone derivative and electrophotosensitive material using the same | Fumio Sugai | 2002-05-28 |