Inventor · Shanghai, CN

Liang Cheng

9Patents
4h-index
11Co-inventors
46Inventor score

Filing activity: Feb 15, 2008 → Nov 17, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
USD760753S1 Display screen or portion thereof with graphical user interface General 30 Active
USD620215S1 Cleaning tool General 18 Expired
USD697313S1 Lint roller General 12 Active
USD697312S1 Lint roller cover General 7 Active
US9078547B2 Cleaning device Human Necessities 4 Active
US9226638B2 Mop Human Necessities 3 Active
US11027231B2 Air filter with visual filter life indicator zone and sorbent-loaded visual reference zone Performing Operations; Transporting 2 Active
US11060758B2 Air conditioner filter and method of manufacture Mechanical Engineering; Lighting; Heating 0 Active
US11213780B2 Air filter with passivated filter life indicator Performing Operations; Transporting 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.