Issued Patents 2004
Showing 1–2 of 2 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, Hisayuki Utsumi, Masanori Matsumoto +1 more | 2004-08-10 |
| 6717677 | Film defect inspection method for a film formed on a substrate | Sayaka Fujita, Yoichi Takesawa, Yoshihide Shimoda, Tatsuhiro Morita, Masayuki Sakamoto +1 more | 2004-04-06 |