Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5667857 | Toe puff for safety shoe | Shoichi Watanabe, Yoshihiro Kanzaka, Yoshiharu Tanaka, Hideji Ikehara, Ryuji Saiki +3 more | 1997-09-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5667857 | Toe puff for safety shoe | Shoichi Watanabe, Yoshihiro Kanzaka, Yoshiharu Tanaka, Hideji Ikehara, Ryuji Saiki +3 more | 1997-09-16 |