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Futoshi Ito
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Head mounted display
Patent number
6,239,771
Issue date
May 29, 2001
Kabushiki Kaisha Sega Enterprises
Yoshinao Usuki
G02 - OPTICS
Information
Patent Grant
Head mounted display
Patent number
6,124,837
Issue date
Sep 26, 2000
Kabushiki Kaisha Sega Enterprises
Yoshinao Usuki
G02 - OPTICS
Information
Patent Grant
Head mounted display
Patent number
5,774,096
Issue date
Jun 30, 1998
Kabushiki Kaisha Sega Enterprises
Yoshinao Usuki
G02 - OPTICS