Inventor · Paradise Valley, AZ, US

James M. Powers

28Patents
6h-index
38Co-inventors
69Inventor score

Filing activity: Apr 7, 1986 → May 24, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US6642531B1 Contamination control on lithography components Physics 33 Expired
US5970680A Air-lifted slab structure Fixed Constructions 29 Expired
US6562711B1 Method of reducing capacitance of interconnect Electricity 21 Expired
US6920728B2 Column and beam construction and method Fixed Constructions 17 Expired
US4789971A Broadband, acoustically transparent, nonresonant PVDF hydrophone Emerging Cross-Sectional Technologies 17 Expired
US5371801A Energy absorption apparatus Physics 7 Expired
US5539979A Method and apparatus for repairing the rear seal area on the crankshaft of an internal combustion engine Emerging Cross-Sectional Technologies 6 Expired
US5724315A Omnidirectional ultrasonic microprobe hydrophone Performing Operations; Transporting 6 Expired
US7200887B1 Bridges assembled from ocean-mobile pontoon bridge modules Fixed Constructions 4 Active
US9698013B2 Methods and structures to prevent sidewall defects during selective epitaxy Electricity 4 Active
US6696760B2 Semiconductor structure Electricity 4 Expired
US7676973B1 Firearm or repeating pyrotechnic mortar that advances cartridges from a magazine into a firing chamber by a chemical detonation or steam explosion Mechanical Engineering; Lighting; Heating 3 Active
US7214452B2 Using perfluoropoly-ethers to form pellicles Emerging Cross-Sectional Technologies 3 Expired
US7669272B2 Method of launching bridge spans in bridge construction Fixed Constructions 2 Active
US10249742B2 Offstate parasitic leakage reduction for tunneling field effect transistors Electricity 2 Active
US9711591B2 Methods of forming hetero-layers with reduced surface roughness and bulk defect density of non-native surfaces and the structures formed thereby Electricity 1 Active
US5456532A Vibrating assembly for pressurized water reactor ice baskets Emerging Cross-Sectional Technologies 1 Expired
US7029723B2 Forming chemical vapor depositable low dielectric constant layers Emerging Cross-Sectional Technologies 1 Expired
US6588359B1 Apparatuses and methods for at-sea cargo handling and rescue Performing Operations; Transporting 1 Expired
US10096474B2 Methods and structures to prevent sidewall defects during selective epitaxy Electricity 1 Active
US5489133A Attachment bracket Emerging Cross-Sectional Technologies 1 Expired
US7068347B2 Apparatus for reducing pellicle darkening Physics 0 Expired
US6197087A Pyrolysis of halogenated organic hazardous wastes with direct reduction of iron oxides Emerging Cross-Sectional Technologies 0 Expired
US7763395B2 Radiation stability of polymer pellicles Physics 0 Active
US8513111B2 Forming semiconductor structures Electricity 0 Active

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