YS

Yasufumi Siomi

Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #3,788,988 of 4,157,543Top 95%
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5280253 Cylindrical waveguide-to-microstrip line converter Akihito Deki, Yukiro Kashima, Kazuyoshi Nishioka, Shozo Aono, Akira Kinoshita 1994-01-18