YS

Yasuhiro Sakuma

TC Toppan Printing Co.: 1 patents #691 of 1,467Top 50%
📍 Shiroishi, JP: #11 of 16 inventorsTop 70%
Overall (All Time): #3,838,219 of 4,157,543Top 95%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5264049 Method of manufacturing a multi-layered wiring board Risaburo Yoshida, Akira Muraki, Masahiro Itoh 1993-11-23