Inventor · disambiguated record

Hiromichi Yokokawa

Also filed as: YOKOKAWA HIROMICHI

1 granted patent·1 pending application·1 citations·filing 2011–2014

14Inventor score

Technology areasF16J Y10T

Files withMIYAMOTO MAMORU1 NIPPON PISTON RING CO LTD1

Top patents by PatentIndex Score

2 records

0154US10344860B2Highly heat conductive piston ring for internal combustion engineNIPPON PISTON RING CO LTD·Filed 2014·Granted Jul 9, 2019·1 cites·4 claims
0233US2013049305A1Internal combustion engine oil ringMIYAMOTO MAMORU·Filed 2011·Application pending·0 cites

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