Inventor

SAKAMAKI HIROMU

JP2 patents

Patents

2 patents

US9021702B2May 5, 2015

Toothed part manufacturing method, toothed part manufacturing device, and toothed part

SAKAMAKI HIROMU0 citations20

US8997355B2Apr 7, 2015

Toothed part manufacturing method, toothed part manufacturing device, and toothed part

SAKAMAKI HIROMU0 citations18