Inventor · Simi Valley, CA, US

John C. Baldwin

13Patents
4h-index
21Co-inventors
56Inventor score

Filing activity: Feb 12, 2010 → Dec 23, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US9214967B2 Circuits and methods for reducing insertion loss effects associated with radio-frequency power couplers Electricity 34 Active
US9660609B2 Devices and methods related to stacked duplexers Electricity 28 Active
US11245432B2 Radio frequency device with integrated antenna tuner and multiplexer Electricity 9 Active
US8844011B2 IP multimedia subsystem user identity handling method and apparatus Electricity 5 Active
US9954562B2 Circuits and methods related to radio-frequency power couplers Electricity 3 Active
US10396753B2 Stacked wafer-level packaging devices Electricity 3 Active
US11588512B2 Radio frequency device with integrated antenna tuner and multiplexer Electricity 1 Active
US11546019B2 Apparatus for minimizing electromagnetic coupling between surface mount device inductors Electricity 0 Active
US11765814B2 Devices and methods related to nested filters Emerging Cross-Sectional Technologies 0 Active
US10727893B2 Reconfigurable front-end module for carrier aggregation Electricity 0 Active
US12431919B2 Method for optimizing low-band-low-band carrier-aggregation transmit and receive performance Electricity 0 Active
US12191932B2 Apparatus for minimizing electromagnetic coupling between surface mount device inductors Electricity 0 Active
US9357026B2 Presentity authorization of buddy subscription in a communication system Electricity 0 Active

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