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Patent applications and USPTO patent grants for Chang; Tzu-Peng.The latest application filed is for "map construction system and map construction method".
Patent | Date |
---|---|
Map construction system and map construction method Grant 11,421,997 - Chen , et al. August 23, 2 | 2022-08-23 |
Map Construction System And Map Construction Method App 20210262807 - Chen; Jian-Yu ;   et al. | 2021-08-26 |
Sound processing apparatus and audio signals processing method thereof based on sound source position Grant 10,873,805 - Chang , et al. December 22, 2 | 2020-12-22 |
Sound Processing Apparatus And Sound Processing Method Thereof App 20200068301 - Chang; Tzu-Peng ;   et al. | 2020-02-27 |
Audio Broadcasting Device and Portable Device Using the Same App 20110181395 - Kao; Chuan-Yen ;   et al. | 2011-07-28 |
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