LC

Liang Cheng

3M: 8 patents #1,961 of 11,543Top 20%
Huawei: 1 patents #8,196 of 15,535Top 55%
Overall (All Time): #554,612 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
11213780 Air filter with passivated filter life indicator Andrew R. Fox 2022-01-04
11060758 Air conditioner filter and method of manufacture Andrew R. Fox 2021-07-13
11027231 Air filter with visual filter life indicator zone and sorbent-loaded visual reference zone Andrew R. Fox, Himanshu Jasuja, Zhiqun Zhang 2021-06-08
D760753 Display screen or portion thereof with graphical user interface Kei Yip Dennis Poon 2016-07-05
9226638 Mop Feng Zeng, Weilai Jiang, Gianmauro Vella 2016-01-05
9078547 Cleaning device Gianmauro Vella, Feng Zeng 2015-07-14
D697312 Lint roller cover Rongxia Yao, Paul N. Daveloose, Xinchun Tang 2014-01-14
D697313 Lint roller Rongxia Yao, Paul N. Daveloose, Xinchun Tang 2014-01-14
D620215 Cleaning tool Jian Jun Peng, Feng Zeng 2010-07-20