YS

Yo Shishihara

SE Seiko Epson: 1 patents #5,551 of 7,774Top 75%
📍 Ina, JP: #106 of 154 inventorsTop 70%
Overall (All Time): #3,544,839 of 4,157,543Top 90%
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6389907 O-ring test device Kunihiko Takagi, Takeshi Seto, Satoshi Kinoshita, Yoshinori Awanohara 2002-05-21