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Patent applications and USPTO patent grants for Osuka; Koji.The latest application filed is for "race game device".
Patent | Date |
---|---|
Card game device Grant D623,240 - Osuka September 7, 2 | 2010-09-07 |
Simulated game device Grant D561,840 - Osuka February 12, 2 | 2008-02-12 |
Race game device Grant 7,273,414 - Nagao , et al. September 25, 2 | 2007-09-25 |
Race game device App 20020165017 - Nagao, Yuji ;   et al. | 2002-11-07 |
Race game device Grant 6,394,898 - Nagao , et al. May 28, 2 | 2002-05-28 |
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