Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5653218 | Electric-powered stone cutter | Siyouiti Sakamoto, Takahiko Shimada | 1997-08-05 |
| 5632089 | Saber saw assembly with improved vising mechanism | Siyouiti Sakamoto, Hiroaki Orikasa, Takahiko Shimada | 1997-05-27 |
| D334522 | Portable electric saw | Yasunori Ogawa, Kazumi Tanaka | 1993-04-06 |
| D314125 | Orbital sander | Yasunori Ogawa, Junji Nakagawa | 1991-01-29 |
| 4922663 | Sandpaper clamp mechanism for orbital finishing sander | Atsushi Nakagawa | 1990-05-08 |