Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8309886 | Welding device and setter of the same | Hideki Ihara, Kazunori Matsumoto, Yoshiaki Tanaka | 2012-11-13 |
| 4889969 | Reduced-spatter pulse arc welding machine for use with a consumable electrode | Naoki Kawai, Tomiaki Hosokawa | 1989-12-26 |