Inventor · disambiguated record
William A. Hagen
Also filed as: HAGEN WILLIAM A
5 granted patents·3 pending applications·67 citations·filing 1981–2011
81Inventor score
Files withACF IND INC2CARTER AUTOMOTIVE CO1MALLINCKRODT LLC1O'FERRELL ZACHARY W1PERIASAMY MUTHUNADAR P1
Top patents by PatentIndex Score
8 records- 0176US6860331B2Single-piece manifoldPOTTER ELECTRIC SIGNAL COMPANY·Filed 2001·Granted Mar 1, 2005·28 cites·35 claims
- 0273US8038182B2Breakage resistant fittingMALLINCKRODT LLC·Filed 2007·Granted Oct 18, 2011·15 cites·26 claims
- 0351US4430983ACarburetor bleed air control solenoid improvementACF IND INC·Filed 1982·Granted Feb 14, 1984·8 cites·12 claims
- 0448US4395985AThrottle valve closure sensing switchACF IND INC·Filed 1981·Granted Aug 2, 1983·7 cites·4 claims
- 0545US2010286513A1Plunger Adapter for Coaxial Syringe SystemPOLLARD JR RALPH E·Filed 2009·Application pending·0 cites
- 0637US5029722AFuel vapor control systemCARTER AUTOMOTIVE CO·Filed 1990·Granted Jul 9, 1991·9 cites·18 claims
- 0737US2012234320A1Metered Dose Inhaler Port for Ventilated PatientsO'FERRELL ZACHARY W·Filed 2011·Application pending·0 cites
- 0836US2008093245A1Container with constrained quality maintenance agentPERIASAMY MUTHUNADAR P·Filed 2005·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →