DT

Daizo Tomioka

SC Sumitomo Metal Mining Co.: 2 patents #253 of 736Top 35%
Overall (All Time): #2,312,313 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5156731 Polyimide substrate and method of manufacturing a printed wiring board using the substrate Shuichi Ogasawara 1992-10-20
5156732 Polyimide substrate and method of manufacturing a printed wiring board using the substrate Shuichi Ogasawara, Hideki Kato 1992-10-20