SO

Shigeru Oguma

HI Hitachi: 3 patents #10,712 of 28,497Top 40%
Overall (All Time): #1,662,762 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5160379 Fe-base soft magnetic alloy and method of producing same Yoshihito Yoshizawa, Kiyotaka Yamauchi 1992-11-03
4881989 Fe-base soft magnetic alloy and method of producing same Yoshihito Yoshizawa, Kiyotaka Yamauchi 1989-11-21
4774130 Magnetic recording medium Juro Endo, Shiro Murakami, Shigeo Fujii, Masayuki Nakao 1988-09-27