Inventor · Clifton, VA, US

Robert J. Howard

56Patents
12h-index
71Co-inventors
87Inventor score

Filing activity: Aug 25, 1989 → Sep 4, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US8212414B2 Resonant, contactless radio frequency power coupling Emerging Cross-Sectional Technologies 132 Active
US6998038B2 Stormwater treatment system Chemistry; Metallurgy 36 Expired
US8117843B2 Ocean thermal energy conversion system Emerging Cross-Sectional Technologies 21 Active
USD410713S Inflatable football goal General 21 Expired
US8540012B2 Heat exchanger Emerging Cross-Sectional Technologies 20 Active
US7735321B2 OTEC cold water pipe system Emerging Cross-Sectional Technologies 19 Active
US8146362B2 OTEC system Emerging Cross-Sectional Technologies 18 Active
US6989525B2 Method for using very small particles as obscurants and taggants Performing Operations; Transporting 18 Expired
US7681352B2 Underwater gun comprising a valve-type barrel-seal Mechanical Engineering; Lighting; Heating 17 Active
USD410714S Inflatable basketball backboard General 13 Expired
USD326409S Display package for food products or the like General 13 Expired
US7900452B2 Clathrate ice thermal transport for ocean thermal energy conversion Emerging Cross-Sectional Technologies 13 Active
US7324205B2 Optical accelerometer, gravitometer, and gradiometer Physics 12 Expired
US9514748B2 Digital personal assistant interaction with impersonations and rich multimedia in responses Physics 11 Active
US6711905B2 Acoustically isolated heat exchanger for thermoacoustic engine Mechanical Engineering; Lighting; Heating 10 Expired
US7814696B2 Projectile accelerator and related vehicle and method Mechanical Engineering; Lighting; Heating 8 Active
US7409563B2 Method and apparatus for preventing un-authorized attachment of computer peripherals Physics 7 Expired
US7230881B2 Submarine remote surface platform Electricity 6 Expired
US7251735B2 Buffer overflow protection and prevention Physics 6 Expired
US7832134B2 Underwater gun comprising a turbine-based barrel seal Mechanical Engineering; Lighting; Heating 5 Active
US6880336B2 Solid state thermal engine Mechanical Engineering; Lighting; Heating 5 Expired
US7136506B2 Correlation based in frame video tracker Physics 4 Expired
US8065972B2 Underwater vehicle Performing Operations; Transporting 3 Active
US8046947B2 Underwater gun comprising a passive fluidic barrel seal Mechanical Engineering; Lighting; Heating 3 Active
US9710546B2 Explicit signals personalized search Physics 3 Active

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