KA

Katsuhisa Aizawa

SC Shin-Etsu Polymer Co.: 2 patents #95 of 269Top 40%
Overall (All Time): #2,317,928 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5034081 Method for the preparation of an emboss-worked plastic card Osami Hayashi 1991-07-23
4970780 Method for the assemblage of a semiconductor device Takumi Suda, Akio Nakamura 1990-11-20