SY

Seiji Yamaguchi

Sumitomo Electric Industries: 2 patents #124 of 1,127Top 15%
IC Ichibiki Co.: 1 patents #1 of 6Top 20%
KT Kabushiki Kaisha Toshiba: 1 patents #376 of 1,409Top 30%
SC Shibaura Engineering Works Co.: 1 patents #1 of 6Top 20%
📍 Kiyosu, JP: #1 of 12 inventorsTop 9%
Overall (1989): #7,276 of 140,708Top 6%
3
Patents 1989

Issued Patents 1989

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4887084 Priority encoder 1989-12-12
4870022 Apparatus and method for producing miso Shigeki Fukuyasu, Makoto Nakamura, Kyozo Kawachi, Sakan Kinoshita, Tadashi Numata 1989-09-26
4820974 Method for measuring a characteristic of semiconductor memory device Joji Katsura, Kazuhiko Tsuji, Eisuke Ichinohe 1989-04-11