Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6489071 | Electrophotosensitive material | Eiichi Miyamoto, Hideaki Fukunaga | 2002-12-03 |
| 6437887 | Optical logic device and optical memory device | Yoshihisa Usami, Masayuki Naya | 2002-08-20 |
| 6346355 | Electrophotosensitive material | Fumio Sugai | 2002-02-12 |
| 6338927 | Stilbene derivative, method of producing the same, and electrophotosensitive material using the same | Yukimasa Watanabe | 2002-01-15 |