YM

Youji Maruyama

HI Hitachi: 2 patents #336 of 2,935Top 15%
📍 Tsuru, JP: #3 of 5 inventorsTop 60%
Overall (1989): #12,418 of 140,708Top 9%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4845671 Bloch line memory device Tadashi Ikeda, Teruaki Takeuchi, Ryo Suzuki 1989-07-04
4831584 Bloch line memory device Ryo Suzuki 1989-05-16