Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5681879 | Flame-retardant polyester resin composition | Masanori Yamamoto | 1997-10-28 |
| 5614984 | Distance measuring device | Yoichi Seki, Tomihiko Aoyama, Akira Ito | 1997-03-25 |
| 5610680 | Distance measuring apparatus for a camera | Yoichi Seki, Hiroyuki Saito, Akira Ito | 1997-03-11 |