Inventor · Buffalo Grove, IL, US

Don C. Arnold

28Patents
15h-index
9Co-inventors
74Inventor score

Filing activity: Nov 5, 1976 → Feb 14, 2007

Most-cited inventions

PatentTitleAreaCited byStatus
US5348231A Two-stage aerator Fixed Constructions 55 Expired
US5687952A Water faucet poppet valve Emerging Cross-Sectional Technologies 38 Expired
USD551324S1 Pot filler General 37 Expired
USD281095S Faucet General 36 Expired
USD619220S1 Pot filler General 34 Expired
USD494664S1 Single-bowl sink General 32 Expired
US4579284A Spray head for generating a pulsating spray Performing Operations; Transporting 30 Expired
USD540435S1 Pot filler General 30 Expired
USD281097S Faucet General 28 Expired
USD281096S Faucet General 28 Expired
US4610429A Plumbing connection Emerging Cross-Sectional Technologies 26 Expired
USD567908S1 Pull down faucet General 22 Expired
USD570960S1 Fixed faucet General 22 Expired
US4463460A Roman tub fixture Emerging Cross-Sectional Technologies 19 Expired
USD318518S Faucet General 19 Expired
USD494258S1 Double-bowl sink General 14 Expired
USD428975S Double-bowl sink General 12 Expired
USD526056S1 Double-bowl sink General 10 Expired
US4497444A Shower head Performing Operations; Transporting 10 Expired
USD428478S Single-bowl sink General 9 Expired
US7766189B2 Universal hub for a fluid dispenser Human Necessities 7 Active
US4493343A Single lever faucet assembly Emerging Cross-Sectional Technologies 7 Expired
US4174726A Pressure balancing valve Emerging Cross-Sectional Technologies 7 Expired
USD497415S1 Double-bowl sink General 5 Expired
USD277599S Vacuum breaker assembly for bidet General 5 Expired

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