YI

Yoshihiko Iwamoto

TW The Japan Steel Works: 5 patents #31 of 643Top 5%
HC Hitachi Cable: 3 patents #224 of 1,086Top 25%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #993,956 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9731448 Vent assembly device for twin-screw extruder Makoto Tojo, Jun Kakizaki 2017-08-15
8105540 Method of treating polymer compound and treatment system for the same Toshiharu Goto, Takanori Yamazaki, Jun Kakizaki 2012-01-31
7850904 High-pressure treatment apparatus and method for operating high-pressure treatment apparatus Katsuaki Osato, Muneo Omura, Yoshinori Suto, Koji Tamura, Masao Tsurui +3 more 2010-12-14
7767124 Method of treating polymer compound and treatment system for the same Toshiharu Goto, Takanori Yamazaki, Jun Kakizaki 2010-08-03
7569617 Method and instrument of polymer processing treatment Masaaki Mukaide, Toshiharu Goto, Takanori Yamazaki, Jun Kakizaki 2009-08-04