Inventor · Beijing, CN

Long Cheng

4Patents
2h-index
14Co-inventors
45Inventor score

Filing activity: Jul 5, 1995 → Feb 6, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5785247A Gas injection nozzle for gas assisted injection molding Performing Operations; Transporting 6 Expired
US8559660B2 Electrostatic electroacoustic transducers Electricity 2 Active
US9778497B2 Bearing platform and COF repair bonder Performing Operations; Transporting 0 Active
US11759763B1 Mixed matrix carbon molecular sieve (CMS) membrane and use of mixed matrix CMS membrane in C2H4/C2H6 separation Emerging Cross-Sectional Technologies 0 Active

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