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Yasuo Yamabe

SK Sekisui Kagaku Kogyo: 1 patents #4 of 12Top 35%
📍 Moriyama, JP: #36 of 169 inventorsTop 25%
Overall (1997): #57,071 of 185,788Top 35%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5615701 Vacuum valve control device and vacuum valve Tetsushi Ohtsuka 1997-04-01