HK

Hitoshi Koyanagi

KC Koken Co.: 1 patents #43 of 123Top 35%
Overall (All Time): #3,841,740 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5080670 Bioprosthetic valve Eisaburo Imamura, Yasuharu Noishiki, Teruo Miyata, Masayasu Furuse 1992-01-14