YA

Yumiko Anzai

HI Hitachi: 3 patents #256 of 3,189Top 9%
HM Hitachi Maxell: 1 patents #28 of 100Top 30%
Overall (2005): #14,209 of 245,428Top 6%
3
Patents 2005

Issued Patents 2005

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6954941 Information recording medium and information recording device Makoto Miyamoto, Junko Ushiyama, Keikichi Ando, Akemi Hirotsune, Motoyasu Terao +3 more 2005-10-11
6854126 Information recording medium with SiO2-In2O3-SnO2-ZnS protective layer Akemi Hirotsune, Motoyasu Terao 2005-02-08
6842415 Information recording method and apparatus with suppressed mark edge jitters Makoto Miyamoto, Tsuyoshi Toda, Masatoshi Ohtake, Motoyasu Terao, Junko Ushiyama +4 more 2005-01-11