Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D304774 | Electric shaver | Kazuyoshi Yonesawa, Florian Seiffert | 1989-11-21 |
| D302740 | Electric shaver | Kazuyoshi Yonesawa | 1989-08-08 |
| D301496 | Motor-driven screw driver | Kazuyoshi Yonesawa | 1989-06-06 |