Inventor · Quincy, IL, US

Robert E. Klein

8Patents
5h-index
9Co-inventors
56Inventor score

Filing activity: May 23, 1978 → Oct 12, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US5072941A Golf putter Human Necessities 44 Expired
US4616910A Visual indicator on soft contact lenses Physics 29 Expired
US6209400A Portable press vibration severity monitoring system and method Physics 12 Expired
US4411503A Air-platen bearing Physics 9 Expired
US4184764A Film holding system Physics 5 Expired
US11400863B2 Hitch step Performing Operations; Transporting 1 Active
US9844902B2 Modular mold system Performing Operations; Transporting 1 Active
US4442373A Apparatus for reducing aerodynamic drag in system for air cooling a high power vacuum tube Electricity 0 Expired

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