CC

Chi-Han Cheng

YM Yuan Mei: 52 patents #2 of 9Top 25%
📍 Zhumaoya, IL: #1 of 1 inventorsTop 100%
Overall (All Time): #28,422 of 4,157,543Top 1%
71
Patents All Time

Issued Patents All Time

Showing 1–25 of 71 patents

Patent #TitleCo-InventorsDate
D1077986 Irrigation controller 2025-06-03
12083547 Sprinkler 2024-09-10
11919017 Water spray gun 2024-03-05
11813628 Water spray gun for control of outflow of water and adjustment of outflow 2023-11-14
D1000584 Grip part for watering nozzle 2023-10-03
D997298 Sprinkler 2023-08-29
D997300 Water spray gun 2023-08-29
11673154 Oscillating range adjusting module for use in sprinkler 2023-06-13
11642684 Water spray gun for control of outflow of water and adjustment of outflow 2023-05-09
11623235 Water spray gun 2023-04-11
D932597 Filter of water aerator 2021-10-05
D920473 Sprinkler 2021-05-25
D900279 Sprinkler gun 2020-10-27
10807107 Control structure capable of adjusting water volume and controlling water supply 2020-10-20
D891581 Sprinkler gun 2020-07-28
10599121 Irrigation controller King-Yuan Wang 2020-03-24
D875517 Connect nut 2020-02-18
D874257 Connect nut 2020-02-04
D874256 Connect nut 2020-02-04
10464078 Sprinkler structure 2019-11-05
D851209 Sprinkler gun 2019-06-11
D849192 Sprinkler 2019-05-21
10232385 Single or dual sided direction-controllable sprinkler 2019-03-19
D837664 Timer 2019-01-08
D829572 Timer 2018-10-02