MI

Masaaki Ishizaka

Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
Overall (All Time): #1,194,779 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9642255 Membrane sheet with bumps for probe card, probe card and method for manufacturing membrane sheet with bumps for probe card Toshio Tago 2017-05-02
6791347 Probe apparatus applicable to a wafer level burn-in screening Yumio Nakamura 2004-09-14
6518779 Probe card Yoshiro Nakata, Shinichi Oki 2003-02-11
4769635 Graphic display control method and apparatus 1988-09-06