Patent assignee · US · COMPANY

QSpeed Semiconductor Inc.

15Patents
3Active
15Granted
34Portfolio score

Filing activity: May 29, 2002 → Apr 16, 2007 · 3 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7417266B1 MOSFET having a JFET embedded as a body diode Electricity 25 Expired
US7348826B1 Composite field effect transistor Electricity 23 Expired
US7746156B1 Circuit and method for driving a junction field effect transistor Electricity 21 Active
US7696598B2 Ultrafast recovery diode Electricity 19 Expired
US7696540B2 Structure and method for a fast recovery rectifier structure Electricity 19 Active
US7220661B1 Method of manufacturing a Schottky barrier rectifier Electricity 18 Expired
US7211845B1 Multiple doped channel in a multiple doped gate junction field effect transistor Electricity 14 Expired
US7227242B1 Structure and method for enhanced performance in semiconductor substrates Electricity 13 Expired
US7238976B1 Schottky barrier rectifier and method of manufacturing the same Electricity 10 Expired
US7452763B1 Method for a junction field effect transistor with reduced gate capacitance Electricity 9 Expired
US7268378B1 Structure for reduced gate capacitance in a JFET Electricity 8 Expired
US7655964B1 Programmable junction field effect transistor and method for programming same Electricity 8 Expired
US7262461B1 JFET and MESFET structures for low voltage, high current and high frequency applications Electricity 7 Expired
US7265398B1 Method and structure for composite trench fill Electricity 7 Expired
US7608888B1 Field effect transistor Electricity 6 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.