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Class Information
Number: 438/228
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 > Recessed oxide formed by localized oxidation (i.e., locos) > 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:
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Patent Number Title Of Patent Date Issued
8710479 Semiconductor devices having multi-width isolation layer structures Apr. 29, 2014
8664741 High voltage resistor with pin diode isolation Mar. 4, 2014
8658503 Semiconductor device and method of fabricating the same Feb. 25, 2014
8617991 Method of manufacturing semiconductor device Dec. 31, 2013
8592910 Semiconductor body with a protective structure and method for manufacturing the same Nov. 26, 2013
8557653 Junction-field-effect-transistor devices and methods of manufacturing the same Oct. 15, 2013
8507356 Formation of wells utilizing masks in manufacturing semiconductor device Aug. 13, 2013
8501603 Method for fabricating high voltage transistor Aug. 6, 2013
8470674 Structure, method and system for complementary strain fill for integrated circuit chips Jun. 25, 2013
8441070 Semiconductor device and method of manufacturing semiconductor device May. 14, 2013
8426265 Method for growing strain-inducing materials in CMOS circuits in a gate first flow Apr. 23, 2013
8410568 Integrated photodiode for semiconductor substrates Apr. 2, 2013
8409787 Method of forming a pattern in a semiconductor device and method of forming a gate using the same Apr. 2, 2013
8372703 Gate dielectric first replacement gate processes and integrated circuits therefrom Feb. 12, 2013
8324041 Complementary stress liner to improve DGO/AVT devices and poly and diffusion resistors Dec. 4, 2012
8325516 Semiconductor device with split gate memory cell and fabrication method thereof Dec. 4, 2012
8264037 Semiconductor device and method of manufacturing semiconductor device Sep. 11, 2012
8252642 Fabrication methods for radiation hardened isolation structures Aug. 28, 2012
8243770 Quantum photonic imagers and methods of fabrication thereof Aug. 14, 2012
8120104 Semiconductor device and method of manufacturing semiconductor device Feb. 21, 2012
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
8026135 Formation of shallow junctions by diffusion from a dielectric doped by cluster or molecular ion beams Sep. 27, 2011
8013381 Semiconductor device Sep. 6, 2011
7998798 Method of cutting electrical fuse Aug. 16, 2011
7999327 Semiconductor device, and semiconductor manufacturing method Aug. 16, 2011
7972917 Method for manufacturing semiconductor device and semiconductor device Jul. 5, 2011
7955924 Image sensor and method of manufacturing the same Jun. 7, 2011
7914973 Method of forming a pattern in a semiconductor device and method of forming a gate using the same Mar. 29, 2011
7902020 Semiconductor device and method of manufacturing the same Mar. 8, 2011
7892914 Semiconductor device and manufacturing method thereof Feb. 22, 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
7847349 Single-cycle FFT butterfly calculator Dec. 7, 2010
7833857 ESD protecting circuit and manufacturing method thereof Nov. 16, 2010
7825768 Resistor circuit and oscillation circuit Nov. 2, 2010
7816717 Semiconductor memory device Oct. 19, 2010
7813711 Stacking baseband circuits using deep n-well and increased supply voltage Oct. 12, 2010
7727834 Contact configuration and method in dual-stress liner semiconductor device Jun. 1, 2010
7709365 CMOS well structure and method of forming the same May. 4, 2010
7704844 High performance MOSFET Apr. 27, 2010
7691689 Methods of fabricating semiconductor devices having multiple channel transistors and semiconductor devices fabricated thereby Apr. 6, 2010
RE41181 Manufacturing method of semiconductor device Mar. 30, 2010
7666756 Methods of fabricating isolation structures in epi-less substrate Feb. 23, 2010
7605034 Integrated circuit memory cells and methods of forming Oct. 20, 2009
7588978 Method for forming semiconductor device Sep. 15, 2009
7582522 Method and device for CMOS image sensing with separate source formation Sep. 1, 2009
7521312 Method and system for creating self-aligned twin wells with co-planar surfaces in a semiconductor device Apr. 21, 2009
7507596 Method of fabricating a high quantum efficiency photodiode Mar. 24, 2009

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