Inventor · Wonder Lake, IL, US

Warren P. Frederick

11Patents
9h-index
17Co-inventors
65Inventor score

Filing activity: Jan 28, 1976 → Jan 11, 1995

Most-cited inventions

PatentTitleAreaCited byStatus
US5549566A Valved intravenous fluid line infusion device Human Necessities 332 Expired
US5498338A Peritoneal dialysis system using reverse osmosis purification device Performing Operations; Transporting 253 Expired
US5507733A Securable collar for fluid connector Emerging Cross-Sectional Technologies 190 Expired
US5437650A Securing collar for cannula connector Emerging Cross-Sectional Technologies 156 Expired
US5352364A Medical drug formulation and delivery system and reverse osmosis purification device Performing Operations; Transporting 87 Expired
US5951863A Water purification using reverse osmosis device for formulation of medical solution Performing Operations; Transporting 61 Expired
US4568366A In-line filter Human Necessities 37 Expired
US4874365A Feeding tube facilitating improved placement and permitting subsequent delivery of a second prescribed product and method therefor Human Necessities 33 Expired
US5312547A Medical drug formulation and reverse osmosis purification device Performing Operations; Transporting 18 Expired
US4504265A Chambers to assure reliable infusion of medicaments and the like Human Necessities 8 Expired
US4072128A Liquid applying device Performing Operations; Transporting 0 Expired

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