YS

Yasuo Sawahata

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #3,911,383 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4956693 Semiconductor device Ryuichi Saito, Naohiro Momma 1990-09-11