KM

Kyusuke Maruyama

NC Nippon Kokan Co.: 1 patents #290 of 735Top 40%
Overall (All Time): #3,988,116 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4716459 Fatigue crack position detection apparatus Eiichi Makabe, Mitsuaki Uesugi, Masaichi Inomata, Kenji Iwai, Kazuo Sano 1987-12-29