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Class Information
Number: 438/271
Name: Semiconductor device manufacturing: process > Making field effect device having pair of active regions separated by gate structure by formation or alteration of semiconductive active regions > Having insulated gate (e.g., igfet, misfet, mosfet, etc.) > Vertical channel > Gate electrode in trench or recess in semiconductor substrate > V-gate
Description: Process for making an insulated gate field effect transistor wherein the gate electrode has a V-shape configuration.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8686500 Double diffused metal oxide semiconductor device and manufacturing method thereof Apr. 1, 2014
8680613 Termination design for high voltage device Mar. 25, 2014
8664071 Castellated gate MOSFET tetrode capable of fully-depleted operation Mar. 4, 2014
8659055 Semiconductor device, field-effect transistor, and electronic device Feb. 25, 2014
8652906 Method for manufacturing a semiconductor device and semiconductor device Feb. 18, 2014
8647972 Multi-layer work function metal replacement gate Feb. 11, 2014
8643092 Shielded trench MOSFET with multiple trenched floating gates as termination Feb. 4, 2014
8642424 Replacement metal gate structure and methods of manufacture Feb. 4, 2014
8637368 Fabrication of MOS device with varying trench depth Jan. 28, 2014
8598627 P-type field-effect transistor and method of production Dec. 3, 2013
8597998 Power MOS device fabrication Dec. 3, 2013
8592274 LDMOS with accumulation enhancement implant Nov. 26, 2013
8575693 Double diffused metal oxide semiconductor device Nov. 5, 2013
8569131 Source/drain-to-source/drain recessed strap and methods of manufacture of same Oct. 29, 2013
8564052 Trench MOSFET with trenched floating gates in termination Oct. 22, 2013
8564053 Trench MOSFET with trenched floating gates in termination Oct. 22, 2013
8564057 Power devices, structures, components, and methods using lateral drift, fixed net charge, and shield Oct. 22, 2013
8536008 Manufacturing method of vertical channel transistor array Sep. 17, 2013
8519477 Trench MOSFET with trenched floating gates and trenched channel stop gates in termination Aug. 27, 2013
8487372 Trench MOSFET layout with trenched floating gates and trenched channel stop gates in termination Jul. 16, 2013
8435844 Semiconductor device manufacturing method May. 7, 2013
8426301 Three-dimensional nonvolatile memory devices having sub-divided active bars and methods of manufacturing such devices Apr. 23, 2013
8421150 High voltage device and manufacturing method thereof Apr. 16, 2013
8349693 Method of manufacturing a semiconductor device having a super junction Jan. 8, 2013
8350321 Semiconductor device having saddle fin transistor and manufacturing method of the same Jan. 8, 2013
8288229 Power MOS device fabrication Oct. 16, 2012
8232161 Semiconductor device and manufacturing method of the same Jul. 31, 2012
8202781 Semiconductor device having vertical pillar transistors and method for manufacturing the same Jun. 19, 2012
8120101 Semiconductor constructions and transistors, and methods of forming semiconductor constructions and transistors Feb. 21, 2012
8105902 Semiconductor device with vertical transistor and method for fabricating the same Jan. 31, 2012
8088660 Method for producing a plug in a semiconductor body Jan. 3, 2012
8084865 Anchoring structure and intermeshing structure Dec. 27, 2011
8080459 Self aligned contact in a semiconductor device and method of fabricating the same Dec. 20, 2011
8048742 Transistor including bulb-type recess channel and method for fabricating the same Nov. 1, 2011
7989295 Method of manufacturing semiconductor device Aug. 2, 2011
7951673 Forming abrupt source drain metal gate transistors May. 31, 2011
7927952 Method of manufacturing semiconductor devices Apr. 19, 2011
7923327 Method of fabricating non-volatile memory device with concavely depressed electron injection region Apr. 12, 2011
7910983 MOS transistor having an increased gate-drain capacitance Mar. 22, 2011
7859017 Normally-off field-effect semiconductor device Dec. 28, 2010
7842572 Methods of manufacturing semiconductor devices with local recess channel transistors Nov. 30, 2010
7843020 High withstand voltage transistor and manufacturing method thereof, and semiconductor device adopting high withstand voltage transistor Nov. 30, 2010
7816728 Structure and method of fabricating high-density trench-based non-volatile random access SONOS memory cells for SOC applications Oct. 19, 2010
7816210 Method for producing a trench transistor and trench transistor Oct. 19, 2010
7800187 Trech-type vertical semiconductor device having gate electrode buried in rounded hump opening Sep. 21, 2010
7790551 Method for fabricating a transistor having a recess gate structure Sep. 7, 2010
7728380 Semiconductor device Jun. 1, 2010
7704833 Method of forming abrupt source drain metal gate transistors Apr. 27, 2010
7696599 Trench MOSFET Apr. 13, 2010
7691699 Transistor for semiconductor device and method of forming the same Apr. 6, 2010

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