YI

Yoshio Imai

HM Hitachi Maxell: 1 patents #9 of 69Top 15%
TC Tomoeagawa Paper Co.: 1 patents #11 of 33Top 35%
Overall (1994): #15,729 of 165,921Top 10%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5342895 Block copolymer and method of producing the same Toshio Tagami, Masaaki Kakimoto, Osamu Kiyohara, Hitoshi Narushima 1994-08-30
5282113 Memory card with a plurality of contact spaces Kyoichi Kohama, Tomotaka Ozeki 1994-01-25