Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10189110 | Plasma cutting method and plasma cutting device | Yoshihiro Yamaguchi, Katsuo Saio, Kazunori Tsunekawa, Shigeo Morimoto | 2019-01-29 |
| 9000321 | Thermal cutter with sound absorbent walls | Yoshihiro Yamaguchi | 2015-04-07 |
| 8859930 | Thermal cutting machine | Kenichi Nishihara | 2014-10-14 |
| 8729421 | Thermal cutting machine and thermal cutting method | Yoshihiro Yamaguchi | 2014-05-20 |
| 8281714 | Fume disposal process and fume disposal system | Yoshihiro Yamaguchi, Takahiro HATA, Yukihiro Ishikuri | 2012-10-09 |
| 8161855 | Cutting machine and method for controlling head moving device of same | Yoshihiro Yamaguchi, Takahiro Iriyama | 2012-04-24 |
| 7674998 | Cutting machine | Yoshihiro Yamaguchi | 2010-03-09 |