XC

Xiaoheng Chi

HC Hangzhou Great Star Industrial Co.: 5 patents #5 of 11Top 50%
HC Hangzhou Great Star Tools Co.: 5 patents #5 of 6Top 85%
Overall (All Time): #977,326 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10393520 Bubble level using reflection 2019-08-27
10168132 Tapeline and blocking member for tapeline end 2019-01-01
9891047 Spirit level having reflection bubble 2018-02-13
D768517 Spirit level having reflection bubble 2016-10-11
D754552 Spirit level having reflection bubble 2016-04-26