TO

Toshifumi Ohkubo

UN Unknown: 4 patents #4,220 of 83,584Top 6%
CN CNRS: 2 patents #1,756 of 11,908Top 15%
NT NTT: 2 patents #2,095 of 4,871Top 45%
SI Seiko Instruments: 1 patents #836 of 1,437Top 60%
Overall (All Time): #1,251,244 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7368146 Magneto-optical recording medium, manufacturing method thereof and magneto-optical data recording and playback device Akinori Furuya, Hiroshi Yoshikawa, Takaya Tanabe, Manabu Yamamoto, Laurence Bouet +3 more 2008-05-06
6785201 Optical information recording and reading apparatus Yoko Shinohara, Yasuyuki Mitsuoka, Manabu Oumi, Nobuyuki Kasama, Hidetaka Maeda +6 more 2004-08-31
6759137 Opto-magnetic recording medium with a garnet ferrite recording layer, and opto-magnetic information recording/reproducing device Akinori Furuya, Hiroshi Yoshikawa, Takaya Tanabe, Manabu Yamamoto, Laurence Bouet +3 more 2004-07-06
6729541 Information reading apparatus and information recording medium Yoshiaki Kurokawa, Manabu Yamamoto, Takaya Tanabe, Shogo Yagi 2004-05-04