Inventor · Calabasas, CA, US

Guillermo A. Herrera

62Patents
14h-index
58Co-inventors
83Inventor score

Filing activity: Apr 1, 2004 → Apr 6, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US7350851B2 Reversibly expandable energy absorbing assembly and methods for operating the same Mechanical Engineering; Lighting; Heating 70 Active
US7901524B1 Actuation concepts for variable stiffness materials Emerging Cross-Sectional Technologies 51 Active
US7500704B2 Compartment access system with active material component and method for controlling access to an interior compartment Fixed Constructions 38 Active
US7429074B2 Airflow control devices based on active materials Emerging Cross-Sectional Technologies 36 Expired
US7703839B2 Airflow control devices based on active materials Emerging Cross-Sectional Technologies 31 Active
US7264271B2 Reversibly deployable energy absorbing assembly and methods for operating the same Performing Operations; Transporting 28 Expired
US7267367B2 Reversibly expandable energy absorbing assembly utilizing shape memory foams for impact management and methods for operating the same Performing Operations; Transporting 28 Expired
US6991280B2 Airflow control devices based on active materials Emerging Cross-Sectional Technologies 27 Expired
US7854467B2 Airflow control devices based on active materials Emerging Cross-Sectional Technologies 26 Active
US7130034B2 Metrology system and method for measuring five degrees-of-freedom for a point target Physics 26 Expired
US7118652B2 Airflow control devices based on active materials Emerging Cross-Sectional Technologies 23 Expired
US7258347B2 Discrete active seal assemblies Emerging Cross-Sectional Technologies 19 Expired
US7594359B2 Active seal assemblies for sound isolation Mechanical Engineering; Lighting; Heating 15 Active
US7845709B2 Active material actuated flow trips Emerging Cross-Sectional Technologies 15 Active
US8262133B2 Belt retractor utilizing active material actuation Performing Operations; Transporting 14 Active
US9021801B2 Compensating for incomplete reversal in mechanisms incorporating shape memory alloy wire Emerging Cross-Sectional Technologies 14 Active
US7823382B2 Active material actuator with modulated movement Mechanical Engineering; Lighting; Heating 12 Active
US9211690B1 Microstructured reconfigurable composite material Emerging Cross-Sectional Technologies 12 Active
US8853916B2 Reconfigurable bi-stable device Electricity 12 Active
US8607562B2 Shape memory alloy heat engines and energy harvesting systems Mechanical Engineering; Lighting; Heating 11 Active
US8550222B2 Active material based bodies for varying frictional force levels at the interface between two surfaces Emerging Cross-Sectional Technologies 10 Active
US7845648B2 Discrete active seal assemblies Emerging Cross-Sectional Technologies 9 Active
US8071171B1 Methods for creating spatially controlled composite materials Emerging Cross-Sectional Technologies 9 Active
US9825610B1 Tunable stiffness mechanical filter and amplifier Electricity 8 Active
US8476564B2 Thermally activated variable stiffness composites for aircraft seals Emerging Cross-Sectional Technologies 7 Active

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