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Yasufumi Katsuki

SC Seiren Co.: 1 patents #61 of 165Top 40%
Overall (All Time): #3,389,769 of 4,157,543Top 85%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7238632 Electromagnetic wave shielding material Shigekazu Orita, Toru Takegawa, Fumio Shirasaki 2007-07-03