Inventor · Durham, NC, US

Frederick Vosburgh

37Patents
17h-index
17Co-inventors
78Inventor score

Filing activity: Apr 8, 1994 → Feb 29, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US5602749A Method of data compression and apparatus for its use in monitoring machinery Emerging Cross-Sectional Technologies 91 Expired
US7835529B2 Sound canceling systems and methods Physics 46 Active
US8418642B2 Unmanned submersible vehicles and methods for operating the same in a body of liquid Performing Operations; Transporting 43 Active
US7496002B2 Water submersible electronics assembly and methods of use Performing Operations; Transporting 39 Active
US5686669A Apparatus and method for analyzing the condition and performance of turbomachines by processing signals representing rotor motion Physics 37 Expired
US7430300B2 Sound production systems and methods for providing sound inside a headgear unit Electricity 36 Expired
US8127704B2 Submersible vehicles and methods for transiting the same in a body of liquid Electricity 34 Active
US6974356B2 Amphibious robot devices and related methods Mechanical Engineering; Lighting; Heating 34 Expired
US8408956B1 Payload delivery units for pressure protecting and delivering a submerged payload and methods for using the same Performing Operations; Transporting 30 Active
US8336479B2 Systems and methods of use for submerged deployment of objects Performing Operations; Transporting 29 Active
US7942107B2 Delivery systems for pressure protecting and delivering a submerged payload and methods for using the same Performing Operations; Transporting 28 Active
US8281731B2 Delivery systems for pressure protecting and delivering a submerged payload and methods for using the same Performing Operations; Transporting 27 Active
US8417188B1 Systems and methods for inspection and communication in liquid petroleum product Performing Operations; Transporting 27 Active
US8166904B2 Delivery systems for pressure protecting and delivering a submerged payload and methods for using the same Performing Operations; Transporting 26 Active
US5607840A Protein hydrolysate derived from mucosa tissue Emerging Cross-Sectional Technologies 22 Expired
US7496000B2 Water submersible communications devices and methods for using the same Electricity 18 Active
US8666347B2 Methods and devices for reducing radio frequency interference Electricity 18 Active
US7007626B2 Amphibious robot devices Mechanical Engineering; Lighting; Heating 16 Expired
US9042857B2 Methods, systems, and non-transitory computer readable media for wideband frequency and bandwidth tunable filtering Electricity 12 Active
US8653967B1 Communications buoys, methods and computer program products for selectively transmitting communication signals Physics 10 Active
US8965319B2 Methods and devices for reducing radio frequency interference Electricity 10 Active
US9243915B2 Devices and methods for passive navigation Physics 8 Active
US9203461B2 Methods, systems, and non-transitory computer readable media for wideband frequency and bandwidth tunable filtering Electricity 6 Active
US11624611B1 Self-locating compass Physics 6 Active
US9519062B2 Methods, systems, and computer readable media for mitigation of in-band interference of global positioning system (GPS) signals Electricity 6 Active

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