YB

Yoshihiro Bessho

Sumitomo Electric Industries: 51 patents #153 of 21,551Top 1%
Overall (All Time): #53,081 of 4,157,543Top 2%
51
Patents All Time

Issued Patents All Time

Showing 51–51 of 51 patents

Patent #TitleCo-InventorsDate
5014111 Electrical contact bump and a package provided with the same Toshio Tsuda, Yasuhiko Horio, Toru Ishida 1991-05-07