KF

Kohei Funahara

HC Hitachi Power Solutions Co.: 4 patents #5 of 69Top 8%
Mazda Motor: 1 patents #2,563 of 4,755Top 55%
Overall (All Time): #1,100,317 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11897048 Friction stir welding apparatus and friction stir welding method Koichi Ishiguro, Shun Shinohara, Shouzou Miyabe, Iwao Nakajima 2024-02-13
11794273 Friction stir welding apparatus and friction stir welding method Tomio Odakura, Hiroki Abe, Akihiro Satou, Koichi Ishiguro, Shun Shinohara +4 more 2023-10-24
11440132 Friction stir welding apparatus Koichi Ishiguro, Shun Shinohara, Tomio Odakura, Yoshinori Oyama, Takayuki Ikariyama +1 more 2022-09-13
11285562 Friction stir welding apparatus and friction stir welding method Tomio Odakura, Hiroki Abe, Akihiro Satou, Koichi Ishiguro, Shun Shinohara +4 more 2022-03-29