Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5884440 | Seismic isolation device | Isao Hagiwara, Yoshihide Fukahori, Iki Harada | 1999-03-23 |
| 5765322 | Seismic isolation apparatus | Isao Hagiwara, Yoshihide Fukahori, Iki Harada | 1998-06-16 |
| 5405299 | Toothed belt and toothed belt-adapted pulley | Reiji Sato, Takeshi Oba, Akira Nakaegawa, Yoshihide Fukahori | 1995-04-11 |