Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6441334 | Gas shielded arc welding flux cored wire | Tetsuo Suga, Tsuyoshi Kurokawa, Fusaki Koshiishi, Hajime Uchiyama | 2002-08-27 |
| 5580475 | Flux-cored wire for gas shield arc welding with low fume | Yoshiya Sakai, Kazuo Ikemoto, Tsuyoshi Kurokawa, Shigeo Nagaoka, Tetsuya Hashimoto +1 more | 1996-12-03 |
| 4532409 | Method for gas shielded arc welding with direct current non-consumable electrode | Yohji Ogata, Hirokazu Murayama, Kenjiro Shibuya | 1985-07-30 |