Inventor · Rockton, IL, US

Weishun Ni

13Patents
3h-index
13Co-inventors
53Inventor score

Filing activity: Dec 18, 2008 → Aug 16, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US8137085B2 Gear pump with slots in teeth to reduce cavitation Mechanical Engineering; Lighting; Heating 6 Active
US8944793B2 Flow and pressure ripple reduction with advance dual gear and bearing face cut Emerging Cross-Sectional Technologies 4 Active
US9068568B2 Inlet cutbacks for high speed gear pump Mechanical Engineering; Lighting; Heating 3 Active
US9057372B2 Gear root geometry for increased carryover volume Emerging Cross-Sectional Technologies 2 Active
US8678747B2 Brake mechanism for air turbine starter Mechanical Engineering; Lighting; Heating 1 Active
US10260501B2 Bearing structures for gear pumps Mechanical Engineering; Lighting; Heating 1 Active
US9776728B2 Dual-stage gear pump with reduced pressure ripple Mechanical Engineering; Lighting; Heating 1 Active
US9677559B2 Bearing face geometry for gear pump Emerging Cross-Sectional Technologies 1 Active
US11624360B2 Gear pump with gear including etched surfaces Mechanical Engineering; Lighting; Heating 0 Active
US11713716B2 Gear and bearing indents to induce fluid film Mechanical Engineering; Lighting; Heating 0 Active
US10648518B2 Synchronous engagement clutch Mechanical Engineering; Lighting; Heating 0 Active
US10047606B2 Vane pump Mechanical Engineering; Lighting; Heating 0 Active
US11662026B2 Seal with surface indents Mechanical Engineering; Lighting; Heating 0 Active

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