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Osamu Watanabe

TK Toyo Boseki Kabushiki Kaisha: 1 patents #541 of 1,085Top 50%
📍 Pannaikadu, IN: #44 of 71 inventorsTop 65%
Overall (All Time): #3,982,461 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4695383 Permselective membrane Shigeji Konagaya, Hideshi Kuzumoto, Masaya Tokai, Haruhiko Narusawa, Yasuo Kato 1987-09-22