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Class Information
Number: 438/224
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.) > Complementary insulated gate field effect transistors (i.e., cmos) > Including isolation structure > Dielectric isolation formed by grooving and refilling with dielectric material > Having well structure of opposite conductivity type > Plural wells
Description: Process for making complementary insulated gate field effect transistors wherein plural wells of the same or opposite conductivity type are formed in the semiconductive substrate, each well utilized for formation therein of an insulated gate field effect transistor.

Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8710479 Semiconductor devices having multi-width isolation layer structures Apr. 29, 2014
8691653 Semiconductor structure with reduced surface field effect and manufacturing process thereof Apr. 8, 2014
8679910 Methods of fabricating devices including source/drain region with abrupt junction profile Mar. 25, 2014
8633071 Silicon device on Si: C-oi and Sgoi and method of manufacture Jan. 21, 2014
8610220 Semiconductor device with self-aligned interconnects Dec. 17, 2013
8592910 Semiconductor body with a protective structure and method for manufacturing the same Nov. 26, 2013
8586459 Ion implantation with molecular ions containing phosphorus and arsenic Nov. 19, 2013
8574973 Method of fabricating a lateral double-diffused MOSFET (LDMOS) transistor and a conventional CMOS transistor Nov. 5, 2013
8563403 Three dimensional integrated circuit integration using alignment via/dielectric bonding first and through via formation last Oct. 22, 2013
8557653 Junction-field-effect-transistor devices and methods of manufacturing the same Oct. 15, 2013
8525258 Method for controlling impurity density distribution in semiconductor device and semiconductor device made thereby Sep. 3, 2013
8507356 Formation of wells utilizing masks in manufacturing semiconductor device Aug. 13, 2013
8482029 Semiconductor device and integrated circuit including the semiconductor device Jul. 9, 2013
8482094 Semiconductor device and method for fabricating the same Jul. 9, 2013
8426265 Method for growing strain-inducing materials in CMOS circuits in a gate first flow Apr. 23, 2013
8405148 Method of fabricating a lateral double-diffused MOSFET (LDMOS) transistor and a conventional CMOS transistor Mar. 26, 2013
8407634 Analysis of stress impact on transistor performance Mar. 26, 2013
8372704 Semiconductor integrated device and manufacturing method for the same Feb. 12, 2013
8258028 Deep trench isolation structures and methods of formation thereof Sep. 4, 2012
8252642 Fabrication methods for radiation hardened isolation structures Aug. 28, 2012
8232180 Manufacturing method of semiconductor device comprising active region divided by STI element isolation structure Jul. 31, 2012
8216896 Method of forming STI regions in electronic devices Jul. 10, 2012
8198150 Method of forming a semiconductor die with aluminum-spiked heat pipes Jun. 12, 2012
8124468 Process of forming an electronic device including a well region Feb. 28, 2012
8119471 Semiconductor device and method for manufacturing the same Feb. 21, 2012
8093121 ESD protection transistor Jan. 10, 2012
8084313 Method for forming a bipolar junction transistor and a metal oxide semiconductor field effect transistor Dec. 27, 2011
8080455 Method for fabricating semiconductor device with increased breakdown voltage Dec. 20, 2011
8076725 Semiconductor device and method for manufacturing the same Dec. 13, 2011
8071436 Method of fabricating a semiconductor device having a lateral double diffused MOSFET transistor with a lightly doped source and CMOS transistor Dec. 6, 2011
8053306 PFET with tailored dielectric and related methods and integrated circuit Nov. 8, 2011
8049231 Quantum photonic imagers and methods of fabrication thereof Nov. 1, 2011
8008156 Nitride read only memory device with buried diffusion spacers and method for making the same Aug. 30, 2011
7981739 Method of fabricating a lateral double-diffused MOSFET (LDMOS) transistor and a conventional CMOS transistor Jul. 19, 2011
7972917 Method for manufacturing semiconductor device and semiconductor device Jul. 5, 2011
7955934 Nitride read only memory device with buried diffusion spacers and method for making the same Jun. 7, 2011
7943461 High-voltage semiconductor device and method for manufacturing the same May. 17, 2011
7868387 Low leakage protection device Jan. 11, 2011
7863688 Layout patterns for deep well region to facilitate routing body-bias voltage Jan. 4, 2011
7863146 Elevation of transistor channels to reduce impact of shallow trench isolation on transistor performance Jan. 4, 2011
7833857 ESD protecting circuit and manufacturing method thereof Nov. 16, 2010
7833866 Manufacture of semiconductor device Nov. 16, 2010
7776678 Thermally stable BiCMOS fabrication method and bipolar junction transistors formed according to the method Aug. 17, 2010
7696037 CMOS (complementary metal oxide semiconductor) technology Apr. 13, 2010
7671441 Trench MOSFET with sidewall spacer gates Mar. 2, 2010
7666731 Method of fabricating a lateral double-diffused MOSFET (LDMOS) transistor and a conventional CMOS transistor Feb. 23, 2010
7629233 Hybrid crystal orientation CMOS structure for adaptive well biasing and for power and performance enhancement Dec. 8, 2009
7629214 Method of making a transistor with a sloped drain diffusion layer Dec. 8, 2009
7618857 Method of reducing detrimental STI-induced stress in MOSFET channels Nov. 17, 2009
7588978 Method for forming semiconductor device Sep. 15, 2009

1 2 3 4 5 6

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