Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6664361 | Diphenol compound, aromatic polycarbonate and electrophotoconductive photoconductor | Masaomi Sasaki, Shinichi Kawamura, Kazukiyo Nagai, Kohkoku Ri, Katsuhiro Morooka | 2003-12-16 |
| 6576386 | AROMATIC BLOCK POLYCARBONATE RESIN, DIPHENOL COMPOUND FOR PREPARATION OF THE POLYCARBONATE RESIN, ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR, ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS AND PROCESS, AND PROCESS CARTRIDGE | Kohkoku Ri, Masaomi Sasaki, Kazukiyo Nagai, Shinichi Kawamura, Katsuhiro Morooka | 2003-06-10 |