Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4929844 | Apparatus for detecting the presence and size of a document | Hiroyuki Hayasaki, Kyoichi Yonezawa | 1990-05-29 |
| 4882630 | Printing apparatus and facsimile equipment | Hideya Yamaguchi, Hiroyuki Hayasaki, Masamichi Kawakami, Yoshihiro Hobo, Youichirou Arimatsu +3 more | 1989-11-21 |