MM

Masaaki Muraoka

OC Onoda Cement Co.: 1 patents #57 of 155Top 40%
📍 Sanyo Onoda, JP: #20 of 50 inventorsTop 40%
Overall (All Time): #3,901,314 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4919795 Leakage prevention apparatus for a classifier Satoru Fujii, Hiroaki Tanaka, Takeshi Furukawa, Ryosuke Narishima, Takamiki Tamashige 1990-04-24