Trademark applications and grants for Zheng Jinchuan. Zheng Jinchuan has 1 trademark applications. The latest application filed is for "LBD"
Patent Application | Date |
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RECIPROCATING SERVO CONTROL DEVICE FOR MAINSHAFT OF HONING MACHINE 20140013937 - 14/025792 Zhang; Hongjun ;   et al. | 2014-01-16 |
Reciprocating servo control device for mainshaft of honing machine 9,482,243 - 14/025,792 Zhang , et al. November 1, 2 | 2016-11-01 |
Disk drive increasing bandwidth of cutoff filter while reading servo sector preamble 8,654,467 - 13/448,023 Wong , et al. February 18, 2 | 2014-02-18 |
Disk drive increasing bandwidth of cutoff filter while reading servo sector preamble 8,654,467 - 13/448,023 Wong , et al. February 18, 2 | 2014-02-18 |
Mark Image Registration | Serial | Trademark Application Date |
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"LBD" 90662267 |
LBD 2021-04-21 |
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