Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6773856 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Masato Tanaka, Hidetoshi Hirano, Atsushi Fujii, Ryuji Higashi | 2004-08-10 |