YA

Yumiko Anzai

HI Hitachi: 5 patents #90 of 2,733Top 4%
Overall (2011): #13,224 of 364,097Top 4%
5
Patents 2011

Issued Patents 2011

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7990817 Optical disk medium and tracking method Hiroyuki Minemura, Toshimichi Shintani, Soichiro Eto 2011-08-02
7911910 Information recording method and apparatus with suppressed mark edge jitters Makoto Miyamoto, Tsuyoshi Toda, Masatoshi Ohtake, Motoyasu Terao, Junko Ushiyama +4 more 2011-03-22
7907490 Information recording method and apparatus with suppressed mark edge jitters Makoto Miyamoto, Tsuyoshi Toda, Masatoshi Ohtake, Motoyasu Terao, Junko Ushiyama +4 more 2011-03-15
7907491 Information recording method and apparatus with suppressed mark edge jitters Makoto Miyamoto, Tsuyoshi Toda, Masatoshi Ohtake, Motoyasu Terao, Junko Ushiyama +4 more 2011-03-15
7876667 Optical information recording medium, and information recording method and information reproducing method using the same Toshimichi Shintani, Akemi Hirotsune, Hiromi Kudo 2011-01-25