YI

Yuji Iwakura

TK Topy Kogyo Kabushiki Kaisha: 3 patents #17 of 189Top 9%
📍 Toyokawa, JP: #313 of 656 inventorsTop 50%
Overall (All Time): #1,429,751 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10946428 Spinning apparatus and spinning method Kenji Yoshii, Hiroyasu Kato, Tatsuro Kakami, Keitaro Enami 2021-03-16
9085027 Method of manufacturing a tubular member Kishiro Abe, Takamitsu Takano, Koji Takeuchi, Katsuki Kato, Takayuki Nonaka +4 more 2015-07-21
6839967 Lightened disk for a wheel and a method for manufacturing the same Kishiro Abe, Ryoichi Watanabe, Ryo Nishibayashi 2005-01-11