HY

Hiroshi Yamada

TK Topy Kogyo Kabushiki Kaisha: 1 patents #7 of 25Top 30%
VJ Victor Company Of Japan: 1 patents #26 of 120Top 25%
Overall (1989): #25,495 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4809529 Flaring apparatus for flaring a rim element Yusaku Shinozawa, Atuyoshi Komatu, Masahiro Okada, Masatoshi Fujita 1989-03-07
4811122 Magnetic recording/reproducing apparatus which accomodates different tape types Koichi Kido, Kenji Shibayama, Yutaka Isobe, Masahiko Tsuruta 1989-03-07