HS

Hiroyasu Simanuki

SA Showa Aluminum: 1 patents #122 of 253Top 50%
SK Showa Denko K.K.: 1 patents #940 of 1,736Top 55%
Overall (All Time): #3,556,707 of 4,157,543Top 90%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6446715 Flat heat exchange tubes Hirohiko Watanabe, Ryouichi Hoshino, Takashi Tamura 2002-09-10