Inventor · Westmont, IL, US

Wayne W. Lark

7Patents
5h-index
14Co-inventors
60Inventor score

Filing activity: Jun 30, 1977 → Aug 31, 2005

Most-cited inventions

PatentTitleAreaCited byStatus
US4132272A Tractor hitch position control system Human Necessities 52 Expired
US6509733B2 Fluid cylinder with embedded positioning sensor Mechanical Engineering; Lighting; Heating 31 Expired
US5617034A Signal improvement in the sensing of hydraulic cylinder piston position using electromagnetic waves Physics 18 Expired
US5540137A Electrical contacting in electromagnetic wave piston position sensing in a hydraulic cylinder Emerging Cross-Sectional Technologies 11 Expired
US5560278A Hydraulic cylinder with an electrical contacting and sealing ring Emerging Cross-Sectional Technologies 11 Expired
US4343414A Seed planter drum drive system Emerging Cross-Sectional Technologies 4 Expired
US7258058B2 Metering valve with integral relief and makeup function Mechanical Engineering; Lighting; Heating 4 Expired

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