YA

Yumiko Anzai

HI Hitachi: 5 patents #207 of 4,225Top 5%
HM Hitachi Maxell: 1 patents #31 of 92Top 35%
Overall (2003): #7,139 of 273,478Top 3%
5
Patents 2003

Issued Patents 2003

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6659759 Apparatus for the production of a recording medium Motoyasu Terao 2003-12-09
6636477 Information recording medium and information recording device Makoto Miyamoto, Junko Ushiyama, Keikichi Ando, Akemi Hirotsune, Motoyasu Terao +3 more 2003-10-21
6608806 Information recording method and apparatus with suppressed mark edge jitters Makoto Miyamoto, Tsuyoshi Toda, Masatoshi Ohtake, Motoyasu Terao, Junko Ushiyama +4 more 2003-08-19
6532034 Optical disk, optical disk apparatus, and method for writing figures Akemi Hirotsune, Yoshiko Nishi 2003-03-11
6529467 Information recording method and apparatus with suppressed mark edge jitters Makoto Miyamoto, Tsuyoshi Toda, Masatoshi Ohtake, Motoyasu Terao, Junko Ushiyama +4 more 2003-03-04