Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9969017 | Wire saw apparatus and cut-machining method | Toshimitsu Iwai, Jun Ohya, Masaru Fukuman | 2018-05-15 |
| 8881716 | Wire saw with tension detecting means and guide roller speed control | Toyohiro Hoshiyama, Hiroyuki Yoshimura, Tatsumi Hamasaki | 2014-11-11 |