YM

Yutaka Mashima

IM Ihi Shibaura Machinery: 1 patents #10 of 13Top 80%
Overall (All Time): #2,972,112 of 4,157,543Top 75%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9803601 Diesel engine Naohiro Hasegawa, Naotsugu Kanai, Seigo Tanimoto, Yuichi Kawaai 2017-10-31