Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6958204 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Takakazu Tanaka, Mitsuhiro Kunieda, Harunobu Ohgaki | 2005-10-25 |
| 6818368 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Takakazu Tanaka, Mitsuhiro Kunieda, Harunobu Ohgaki | 2004-11-16 |
| 6410195 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Takakazu Tanaka | 2002-06-25 |