Issued Patents 2002
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6490807 | Position detection apparatus | Shigeru Ishimoto, Toyohiko Matsuda, Katsumi Kitamura | 2002-12-10 |
| 6472524 | Phthalocyanine compounds, process for production thereof and electrophotographic photosensitive member using the compounds | — | 2002-10-29 |
| 6470292 | Position detection apparatus | Shigeru Ishimoto, Toyohiko Matsuda, Katsumi Kitamura | 2002-10-22 |
| 6465143 | Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Hideki Anayama, Hidetoshi Hirano, Kan Tanabe, Kazue Asakura, Atsushi Fujii | 2002-10-15 |
| 6447967 | Phthalocyanine crystal, production process therefor, and electrophotographic photosensitive member, process cartridge and apparatus using the crystal | Hidetoshi Hirano, Kan Tanabe, Kazue Asakura, Atsushi Fujii | 2002-09-10 |
| 6335132 | Electrophotographic photosensitive member, and process cartridge and electrophotographic apparatus including the photosensitive member | Hidetoshi Hirano, Kan Tanabe | 2002-01-01 |