Trademark applications and grants for Li, Yunkai. Li, Yunkai has 2 trademark applications. The latest application filed is for "KNX"
Entity Type | INDIVIDUAL |
Address | No.50 Nanmen Dajie, Xying Village, Mingshui Sub-district Office, Zhangqiu City Jinan CHINA 250200 |
Patent Application | Date |
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METHOD OF DESIGNING AND FORMING A CHANNEL OF FLOW-TYPE THIN-WALL DRIP IRRIGATION BELT 20200364384 - 16/960898 Li; Yunkai ;   et al. | 2020-11-19 |
Drip Irrigation Emitter Flow Channel Structural Design Method and Fractal Flow Channel Drip Irrigation Emitter Product Therefor 20190110413 - 15/773948 Li; Yunkai ;   et al. | 2019-04-18 |
Method of designing and forming a channel of flow-type thin-wall drip irrigation belt 11,449,648 - 16/960,898 Li , et al. September 20, 2 | 2022-09-20 |
Drip irrigation emitter flow channel structural design method and fractal flow channel drip irrigation emitter product therefor 10,750,683 - 15/773,948 Li , et al. A | 2020-08-25 |
Mark Image Registration | Serial | Trademark Application Date |
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![]() "KNX" 90326112 |
KNX 2020-11-18 |
![]() "KNX" 90207374 |
KNX 2020-09-24 |
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