Inventor · Sand Springs, OK, US

Ernest E. Lutter

4Patents
3h-index
3Co-inventors
39Inventor score

Filing activity: Aug 5, 2003 → Sep 21, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US7000905B1 Retaining keeper assembly for a hoisting device Mechanical Engineering; Lighting; Heating 18 Expired
USD621240S1 Sheave with domed gussets General 17 Expired
US7293763B2 Retaining keeper assembly for a hoisting device Emerging Cross-Sectional Technologies 7 Expired
US7255330B2 Field adjustable bridge crane block Performing Operations; Transporting 3 Expired

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