Inventor · Danville, CA, US

Jack Cheng

4Patents
2h-index
5Co-inventors
37Inventor score

Filing activity: Feb 14, 1994 → May 27, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US6724128B2 Smart sonic bearings for frictional force reduction and switching Mechanical Engineering; Lighting; Heating 7 Expired
US6936951B1 Smart sonic bearings and method for frictional force reduction and switching Mechanical Engineering; Lighting; Heating 5 Expired
US8035201B2 Reliable interconnection Electricity 0 Active
USD363412S Noodles machine General 0 Expired

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