Resources Contact Us Home
Browse by Category: Main > Physics
Class Information
Number: 257/E21.659
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Processes or apparatus adapted for manufacture or treatment of semiconductor or solid-state devices or of parts thereof (epo) > Manufacture or treatment of devices consisting of plurality of solid-state components formed in or on common substrate or of parts thereof; manufacture of integrated circuit devices or of parts thereof (epo) > Manufacture or treatment of devices consisting of plurality of solid-state components or integrated circuits formed in, or on, common substrate (epo) > With subsequent division of substrate into plural individual devices (epo) > To produce devices each consisting of plurality of components, e.g., integrated circuits (epo) > Substrate being semiconductor, using silicon technology (epo) > Field-effect technology (epo) > Mis technology (epo) > Dynamic random access memory structures (dram) (epo) > Characterized by type of capacitor (epo) > Characterized by data lines (epo) > Making word line (epo)
Description: This subclass is indented under subclass E21.656. This subclass is substantially the same in scope as ECLA classification H01L21/8242D6.

Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8525270 Structures and methods to stop contact metal from extruding into replacement gates Sep. 3, 2013
8502291 Memory cells, memory cell constructions, and memory cell programming methods Aug. 6, 2013
8431971 Pitch multiplied mask patterns for isolated features Apr. 30, 2013
8383515 Methodology for wordline short reduction Feb. 26, 2013
8338253 Forming a buried word line and connection pad for memory apparatus Dec. 25, 2012
8309448 Method for forming buried word line in semiconductor device Nov. 13, 2012
8247860 Nonvolatile semiconductor memory device and method for manufacturing same Aug. 21, 2012
8134194 Memory cells, memory cell constructions, and memory cell programming methods Mar. 13, 2012
8071449 Semiconductor storage device and method for manufacturing the same Dec. 6, 2011
8039896 Semiconductor memory device with vertical channel formed on semiconductor pillars Oct. 18, 2011
7968419 Back-to-back metal/semiconductor/metal (MSM) Schottky diode Jun. 28, 2011
7947607 Apparatus and associated method for making a virtual ground array structure that uses inversion bit lines May. 24, 2011
7928504 Semiconductor memory device and method for manufacturing the same Apr. 19, 2011
7906435 Semiconductor device and a manufacturing method thereof Mar. 15, 2011
7902573 Semiconductor device including vertical MOS transistors Mar. 8, 2011
7821058 Nonvolatile semiconductor memory and method for manufacturing the same Oct. 26, 2010
7812399 Semiconductor device comprising multi-layer rectangular gate electrode surrounded on four sides by sidewall spacer and implantation regions Oct. 12, 2010
7768061 Self aligned 1 bit local SONOS memory cell Aug. 3, 2010
7713875 Variable salicide block for resistance equalization in an array May. 11, 2010
7709299 Hierarchical 2T-DRAM with self-timed sensing May. 4, 2010
7608514 MSM binary switch memory Oct. 27, 2009
7595262 Manufacturing method for an integrated semiconductor structure Sep. 29, 2009
7592218 Methods of forming vertical transistors Sep. 22, 2009
7575992 Method of forming micro patterns in semiconductor devices Aug. 18, 2009
7470586 Memory cell having bar-shaped storage node contact plugs and methods of fabricating same Dec. 30, 2008
7446010 Metal/semiconductor/metal (MSM) back-to-back Schottky diode Nov. 4, 2008
7427531 Phase change memory devices employing cell diodes and methods of fabricating the same Sep. 23, 2008
7425482 Non-volatile memory device and method for fabricating the same Sep. 16, 2008
7410845 Dual-gate device and method Aug. 12, 2008
7387931 Semiconductor memory device with vertical channel transistor and method of fabricating the same Jun. 17, 2008
7339239 Vertical NROM NAND flash memory array Mar. 4, 2008
7303971 MSM binary switch memory device Dec. 4, 2007
7244981 Scalable high performance non-volatile memory cells using multi-mechanism carrier transport Jul. 17, 2007
7226851 Method for manufacturing semiconductor device and non-volatile memory Jun. 5, 2007
7211482 Method of forming a memory cell having self-aligned contact regions May. 1, 2007
7148113 Semiconductor device and fabricating method thereof Dec. 12, 2006
7067372 Method for fabricating a memory cell having a trench Jun. 27, 2006
7057224 Semiconductor memory having an arrangement of memory cells Jun. 6, 2006
7015526 Dynamic memory cell and method of manufacturing same Mar. 21, 2006
6995418 Integrated semiconductor storage with at least a storage cell and procedure Feb. 7, 2006
6977405 Semiconductor memory with memory cells comprising a vertical selection transistor and method for fabricating it Dec. 20, 2005
6964895 Method of fabricating vertical one-transistor floating-body DRAM cell in bulk CMOS process with electrically isolated charge storage region Nov. 15, 2005
6953960 Semiconductor memory device Oct. 11, 2005
6943400 Semiconductor device and its manufacturing method Sep. 13, 2005
6906372 Semiconductor device with vertical transistor formed in a silicon-on-insulator substrate Jun. 14, 2005
6903414 Semiconductor memory having channel regions at sides of a trench Jun. 7, 2005
6887774 Conductor layer nitridation May. 3, 2005
6873010 High performance logic and high density embedded dram with borderless contact and antispacer Mar. 29, 2005
6873019 Semiconductor device including memory cells and manufacturing method thereof Mar. 29, 2005
6871261 Integrated circuit random access memory capable of automatic internal refresh of memory array Mar. 22, 2005

1 2 3 4

  Recently Added Patents
Semiconductor power amplifier
Technique for manufacturing bit patterned media
Mirror elements for EUV lithography and production methods therefor
System and method to assess serviceability of device
Press nut
Organic light-emitting display and method of manufacturing the same
Fusing device to prevent overheating of a heating member and image forming apparatus having the same
  Randomly Featured Patents
Flexible protective coating
Vehicle seat with built-in retractable child seat
Embrittlement-resistant tantalum wire
System and method for detection of mobile operating through a repeater
Anti-cholesterolemic compounds and methods of use
Bridge converter circuit
Imaging and display apparatus and method
Method for producing a catalyst support and compositions thereof
Multi-twist spindle
Modular swinging bin storage system