Inventor
ONODA MOTONOBU
JP9 patents
Patents
9 patentsUS6631907B1Oct 14, 2003
Nitride-plated piston ring for internal combustion engines
NIPPON PISTON RING CO LTD20 citations92
US5531195AJul 2, 1996
Piston ring
NIPPON PISTON RING CO LTD30 citations90
US5104132AApr 14, 1992
Piston ring having nitriding layer and composite ni-b plating layer
NIPPON PISTON RING CO LTD23 citations90
US5124007AJun 23, 1992
Composite plating bath
NIPPON PISTON RING CO LTD7 citations72
US6139984AOct 31, 2000
Sliding member
NIPPON PISTON RING CO LTD9 citations71
US6270081B2Aug 7, 2001
Combination of piston ring for use in internal combustion engine
NIPPON PISTON RING CO LTD5 citations61
US6315840B1Nov 13, 2001
Sliding member
NIPPON PISTON RING CO LTD3 citations60
US6296951B1Oct 2, 2001
Laminated chromium plating layers having superior wear resistance and fatigue strength
NIPPON PISTON RING CO LTD5 citations60
US5552030ASep 3, 1996
Method of making a magnetic material in the form of a multilayer film by plating
NIPPON PISTON RING CO LTD0 citations51