Inventor · Oregon, IL, US

Patrick O'Brien

10Patents
7h-index
8Co-inventors
51Inventor score

Filing activity: Apr 13, 1995 → Sep 4, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US5895173A Roadway paving apparatus Fixed Constructions 63 Expired
US5964410A Method and apparatus of uniform nozzle liquid application by way of vehicle Emerging Cross-Sectional Technologies 42 Expired
US6805516B2 Roadway paving system and method including roadway paving vehicle and supply truck Fixed Constructions 42 Expired
US6776557B2 Roadway paving supply truck Fixed Constructions 30 Expired
US5934862A Conveyor mechanism Performing Operations; Transporting 16 Expired
US6186732A Conveyor mechanism Performing Operations; Transporting 11 Expired
US5478147A Portable mixer for mixing ground rubber into liquid asphalt Performing Operations; Transporting 10 Expired
US6499670B1 Directional control valve and valve assembly in an asphalt distributor Emerging Cross-Sectional Technologies 6 Expired
US6161775A Feedline assembly and asphalt circulation system for an asphalt distributor Performing Operations; Transporting 3 Expired
US6119961A Asphalt strainer for an asphalt distributor Fixed Constructions 1 Expired

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