Inventor · Manitou Springs, CO, US

David J. Hurlbert

20Patents
5h-index
26Co-inventors
69Inventor score

Filing activity: Jul 28, 2004 → Dec 5, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US7213814B2 Seal assembly Mechanical Engineering; Lighting; Heating 18 Expired
US7828302B2 Lateral sealing gasket and method Mechanical Engineering; Lighting; Heating 13 Active
US10301843B2 Status-indicating cylindrical lock assembly Fixed Constructions 6 Active
US7967298B2 Lateral sealing gasket and method Mechanical Engineering; Lighting; Heating 6 Active
US7610893B2 Plastic cover having metal reinforcement for internal combustion engine applications and method of construction Emerging Cross-Sectional Technologies 5 Active
US7814880B2 Plastic cover having metal reinforcement for internal combustion engine applications and method of construction Emerging Cross-Sectional Technologies 4 Active
US11377872B2 Cylindrical lock with a clutching and a non-clutching configuration Fixed Constructions 4 Active
US7806413B2 Static gasket Mechanical Engineering; Lighting; Heating 3 Active
US11078686B2 Modular cylindrical lockset Fixed Constructions 3 Active
US11091934B2 Apparatus and method for installing door locks Fixed Constructions 2 Active
US8829375B2 Lighted push button Electricity 2 Active
US11834864B2 Handle retention Fixed Constructions 1 Active
US11306506B2 Status-indicating cylindrical lock assembly Fixed Constructions 1 Active
US11035149B2 Modular cylindrical lockset Fixed Constructions 1 Active
US12049770B2 Modular cylindrical lockset Fixed Constructions 1 Active
US11965356B2 Status-indicating cylindrical lock assembly Fixed Constructions 0 Active
US11905735B2 Key-operable lockset Fixed Constructions 0 Active
US12264496B2 Cylindrical lock with a clutching and a non-clutching configuration Fixed Constructions 0 Active
US12281492B2 Handle retention Fixed Constructions 0 Active
US11920379B2 Modular cylindrical lockset Fixed Constructions 0 Active

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