HY

Hiroki Yoshiya

MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
Overall (All Time): #4,056,349 of 4,157,543Top 100%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4399727 Drum shear Shunji Omori, Kanji Hayashi, Yukio Hiasa, Nobutaka Maeda, Shoichi Hashimoto 1983-08-23