YS

Yukiyasu Sugano

SO Sony: 2 patents #121 of 1,124Top 15%
Overall (1994): #15,153 of 165,921Top 10%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5290731 Aluminum metallization method Shinji Minegishi, Kazuhide Koyama, Hirofumi Sumi 1994-03-01
5283206 Method of removing germanium particles precipitated in an aluminum/germanium alloy film 1994-02-01