Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6775497 | Electrophotographic photosensitive body with hollow base and filler element, electrophotographic apparatus using same | Hiroshi Sugimura, Koichi Toriyama, Mikio Kakui, Rikiya Matsuo, Masanori Matsumoto +1 more | 2004-08-10 |