Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10675720 | High Cr Ni-based alloy welding wire, shielded metal arc welding rod, and weld metal formed by shielded metal arc welding | Kenji Kawasaki, Masahiko Toyoda, Seiji Asada, Akira Konishi, Yusuke Sano +4 more | 2020-06-09 |
| 9186753 | Back-shielded welding method and welded structure using the same | Kenji Kawasaki, Ryuichi Yamamoto, Shin Nishimoto | 2015-11-17 |
| 7755001 | High Cr Ni-based alloy filler material and welding rod for shielded metal arc welding | Nobutaka Nakajima, Katsuji Dambayashi, Takashi Miyake, Masahiko Toyoda, Seiji Asada +3 more | 2010-07-13 |
| 5097110 | Reflecting mirror for a laser beam and laser beam welding apparatus, including the same laser beam reflecting mirror | Shoichi Hamada, Isao Shirasu, Tadashi Nagashima, Takashi Akaba, Shuhei Kuri +4 more | 1992-03-17 |