Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6421517 | Toner supply device with rotatable agitating element | Toshio Nishino, Yasuyuki Ishiguro, Masatoshi Kaneshige, Hiroshi Tanisawa, Jun Yamaguchi +4 more | 2002-07-16 |
| 6347207 | Developing unit and toner replenishing device with conveying apparatus | Yasuyuki Ishiguro, Toshio Nishino, Hiroshi Tanisawa, Yoshinori Otsuka, Jun Yamaguchi +2 more | 2002-02-12 |