Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5302678 | Contact lens | Yuuichi Yokoyama, Hideyuki Futamura, Makoto Tsuchiya | 1994-04-12 |
| D343923 | Electric shaver | Yoshiyuki Nakashima, Akio Goto, Shinji Yamamoto, Florian Seiffert | 1994-02-01 |