Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12144098 | Plasma torch and center pipe for plasma torch | Yoshihiro Yamaguchi | 2024-11-12 |
| 11772183 | Plasma cutting machine and method for controlling plasma cutting machine | Yoshihiro Yamaguchi | 2023-10-03 |
| 11623296 | Plasma cutting machine and control method therefor | Yoshihiro Yamaguchi | 2023-04-11 |
| 5996269 | Fishing rod having a water dispersion surface to reduce drag on fishline | Shinichi Takeuchi, Masaru Akiba | 1999-12-07 |