Inventor
FUKUYASU TOMIHIKO
JP3 patents
Patents
3 patentsUS9707618B2Jul 18, 2017
Apparatus for forming a blank for finish forging for a forged crankshaft for a three-cylinder engine and method for manufacturing a forged crankshaft for a three-cylinder engine using the same
NIPPON STEEL & SUMITOMO METAL CORP2 citations68
US9937550B2Apr 10, 2018
Method of manufacturing die forged crankshaft
NIPPON STEEL & SUMITOMO METAL CORP0 citations45
US9630239B2Apr 25, 2017
Apparatus for forming a blank for finish forging for a forged crankshaft
NIPPON STEEL & SUMITOMO METAL CORP0 citations37