Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5818496 | Exposure device of electrophotographic apparatus with optical path position deciding device | Youji Hirose, Yasuyuki Tsuji, Shuuho Yokokawa, Kunitomo Takahashi, Isao Nakajima +7 more | 1998-10-06 |
| 5606403 | Toner supply control system for an electrophotographic apparatus | Toru Kikuchi, Shuho Yokokawa, Isao Watanabe, Satoshi Aita, Hidenori Takayasu +4 more | 1997-02-25 |
| 5578819 | Optical recorder having a signal separation circuit and a FIFO memory circuit | Keiji Kataoka, Susumu Saito, Shuuho Yokokawa, Satoshi Aita, Muneyoshi Akai +4 more | 1996-11-26 |
| 4961704 | Sheet meandering movement preventing method | Osamu Namikawa, Kiyomi Tsuchiya, Isao Nakajima, Yasuo Kikuchi, Tomio Sugaya +2 more | 1990-10-09 |