Inventor · Racine, WI, US

Robert J. Offer

3Patents
3h-index
5Co-inventors
33Inventor score

Filing activity: Oct 24, 1975 → Oct 18, 1976

Most-cited inventions

PatentTitleAreaCited byStatus
US4028243A Relief valve for a fluid filter assembly Emerging Cross-Sectional Technologies 33 Expired
US4099943A Composite fluid filtering medium and method of making Emerging Cross-Sectional Technologies 27 Expired
US4166792A In-line fluid filter Performing Operations; Transporting 9 Expired

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