Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6899185 | Beach cleaner | Katsuichi Yagisawa, Yoshinobu Itani, Yasuji Hashimoto, Hidekazu Sakai, Takashi Shinozaki | 2005-05-31 |
| 6857479 | Beach cleaner | Yoshihiro Kimura, Yasuji Hashimoto, Yoshinobu Itani, Takashi Shinozaki | 2005-02-22 |