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Patent applications and USPTO patent grants for Tatsumi, Akinori.The latest application filed is for "base station apparatus and radio communication method".
Patent | Date |
---|---|
Base station apparatus and radio communication method App 20020169005 - Hiramatsu, Katsuhiko ;   et al. | 2002-11-14 |
Base station device and radio communication method Grant 6,442,405 - Hiramatsu , et al. August 27, 2 | 2002-08-27 |
Digital radio communication system with efficient audio and non-audio data transmission Grant 5,757,788 - Tatsumi , et al. May 26, 1 | 1998-05-26 |
Caller personal station equipped with simultaneous call function and multicast communication function and corresponding receiver personal station, and cell station and corresponding receiver personal station Grant 5,600,635 - Hamaki , et al. February 4, 1 | 1997-02-04 |
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