HM

Hirotsugu Marumoto

SI Sumitomo Heavy Industries: 3 patents #1 of 42Top 3%
Overall (2011): #47,815 of 364,097Top 15%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8043549 Injection apparatus Shigeru Takeuchi, Kohei Washida, Daisuke Goto, Munekatsu Kamiya 2011-10-25
7993128 Screw and injection apparatus Munekatsu Kamiya 2011-08-09
7934923 Screw, injection apparatus, and pressure member Munekatsu Kamiya 2011-05-03