Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6706459 | Electrophotographic drum-shaped photoconductor and image forming method and apparatus using the same | Narihito Kojima, Ryuta Takeichi, Hiroshi Nagame, Yohta Sakon | 2004-03-16 |
| 6562529 | Electrophotographic drum-shaped photoconductor and image forming method and apparatus using the same | Narihito Kojima, Ryuta Takeichi, Hiroshi Nagame, Yohta Sakon | 2003-05-13 |
| 6363237 | Unit for imparting lubricity to electrophotographic photoconductor, electrophotographic image formation apparatus including the unit, and image formation method using the apparatus | Hiroshi Nagame, Narihito Kojima, Yohta Sakon, Ryuta Takeichi | 2002-03-26 |
| 6160977 | Image forming apparatus and device for applying a lubricant to an image | Ryuta Takeichi, Narihito Kojima, Hiroshi Nagame, Yohta Sakon | 2000-12-12 |
| 6118964 | Multi-functional contact-type charging unit and image transfer unit | Narihito Kojima, Hiroshi Nagame, Ryuta Takeichi, Yukiko Iwasaki, Hiroyuki Fushimi | 2000-09-12 |
| 6060205 | Image forming apparatus | Ryuta Takeichi, Narihito Kojima, Hiroshi Nagame, Yohta Sakon | 2000-05-09 |
| 6014532 | Image forming apparatus | Ryuta Takeichi, Yukiko Iwasaki, Hiroshi Nagame, Narihito Kojima, Hiroyuki Fushimi | 2000-01-11 |