HM

Hiroyuki Minemura

HI Hitachi: 4 patents #57 of 3,149Top 2%
Overall (1994): #6,145 of 165,921Top 4%
4
Patents 1994

Issued Patents 1994

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5377178 Data recording/reproducing method and apparatus using a recording medium having clock marks recorded in a wobbled track for read/write synchronization Takeshi Maeda, Takeshi Nakao, Kiyoshi Matsumoto, Atsushi Saito, Tetsuya Fushimi 1994-12-27
5371730 Optical memory and information processing apparatus Yoshihito Maeda, Isao Ikuta, Masaichi Nagai, Yoshimi Katou, Hisashi Andoh +4 more 1994-12-06
5317556 Information processing apparatus and optical head incorporated therein Nobuyoshi Tsuboi, Yoshio Sato, Hisashi Andoh, Masaichi Nagai, Isao Ikuta +4 more 1994-05-31
5311494 Optical disk apparatus and optical head Tatsuya Sugita, Yoshio Sato, Nobuyoshi Tsuboi, Hisashi Andoh 1994-05-10