KY

Kin-ichi Yokoyama

SE Seiki: 2 patents #2 of 22Top 10%
📍 Yonezawa, JP: #37 of 131 inventorsTop 30%
Overall (All Time): #1,641,404 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5834041 Valve gate apparatus for an injection mold Kazuyoshi Sekine 1998-11-10
5470219 Runnerless injection molding of synthetic resin with a valve gate Izumi Kato 1995-11-28
5378138 Valve gate injection molding apparatus Susumu Onuma 1995-01-03