HG

Hisashi Gunjishima

MC Mitsui Mining & Smelting Co.: 1 patents #444 of 838Top 55%
📍 Ushiku, JP: #142 of 241 inventorsTop 60%
Overall (All Time): #3,821,030 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5199975 Method for processing used battery Junichiro Tanaka, Masaharu Onoue 1993-04-06