Inventor · Waltham, MA, US

Ambarish Roy

24Patents
6h-index
9Co-inventors
58Inventor score

Filing activity: Jul 2, 2013 → Apr 19, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US9721936B2 Field-effect transistor stack voltage compensation Electricity 16 Active
US9852978B2 Metal layout for radio-frequency switches Electricity 12 Active
US9741653B2 Devices and methods related to radio-frequency switches having reduced-resistance metal layout Electricity 11 Active
US10229902B2 Stack device having voltage compensation Electricity 11 Active
US10050002B2 Managing parasitic capacitance and voltage handling of stacked radio frequency devices Electricity 7 Active
US10056901B2 Impedance control in radio-frequency switches Electricity 6 Active
US10700063B2 Devices and methods for layout-dependent voltage handling improvement in switch stacks Electricity 6 Active
US9530771B2 Feedback and impedance circuits, devices and methods for broadband radio-frequency amplifiers Electricity 6 Active
US9214906B2 Systems and methods for providing high and low enable modes for controlling radio-frequency amplifiers Electricity 4 Active
US10541682B2 Manifolded gate resistance network Electricity 3 Active
US10164681B2 Isolating noise sources and coupling fields in RF chips Electricity 2 Active
US10284200B2 Linearity in radio-frequency devices using body impedance control Electricity 2 Active
US10840233B2 Radio-frequency switch having stack of non-uniform elements Electricity 1 Active
US9456490B2 Signal path in radio-frequency module having laminate substrate Electricity 1 Active
US10651812B2 Cascode amplifier having feedback circuits Electricity 0 Active
US11817456B2 Devices and methods for layout-dependent voltage handling improvement in switch stacks Electricity 0 Active
US10510702B2 Stacked radio frequency devices Electricity 0 Active
US11217581B2 Devices and methods for layout-dependent voltage handling improvement in switch stacks Electricity 0 Active
US11973115B2 Methods related to switch body connections to achieve soft breakdown Electricity 0 Active
US11159158B2 Switch resistor networks Electricity 0 Active
US12356686B2 Devices related to switch body connections to achieve soft breakdown Electricity 0 Active
US12230631B2 Devices and methods for layout-dependent voltage handling improvement in switch stacks Electricity 0 Active
US9888564B2 Signal path in radio-frequency module having laminate substrate Electricity 0 Active
US11682699B2 Switch body connections to achieve soft breakdown Electricity 0 Active

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