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Class Information
Number: 257/E27.075
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Device consisting of a plurality of semiconductor or other solid state components formed in or on a common substrate, e.g., integrated circuit device (epo) > Including semiconductor component with at least one potential barrier or surface barrier adapted for rectifying, oscillating, amplifying, or switching, or including integrated passive circuit elements (epo) > With semiconductor substrate only (epo) > Including a plurality of individual components in a repetitive configuration (epo) > Including bipolar component (epo) > Including bipolar transistor (epo) > Bipolar dynamic random access memory structure (epo)
Description: This subclass is indented under subclass E27.074. This subclass is substantially the same in scope as ECLA classification H01L27/102T2.










Patents under this class:

Patent Number Title Of Patent Date Issued
8704286 Method and structure for integrating capacitor-less memory cell with logic Apr. 22, 2014
8592282 Nonvolatile memory elements Nov. 26, 2013
8362535 Layout structure of non-volatile memory device Jan. 29, 2013
8318573 Nonvolatile memory elements Nov. 27, 2012
8294219 Nonvolatile memory element including resistive switching metal oxide layers Oct. 23, 2012
8278167 Method and structure for integrating capacitor-less memory cell with logic Oct. 2, 2012
8247861 Semiconductor device and method of making same Aug. 21, 2012
8183613 Bipolar transistor for a memory array May. 22, 2012
8143723 Highly integrated and reliable DRAM and its manufacture Mar. 27, 2012
7919772 Semiconductor device and manufacturing method thereof Apr. 5, 2011
7709876 Gap capacitors for monitoring stress in solder balls in flip chip technology May. 4, 2010
7687361 Method of fabricating a transistor having a triple channel in a memory device Mar. 30, 2010
7649261 Highly integrated and reliable DRAM and its manufacture Jan. 19, 2010
7608506 Body-contacted semiconductor structures and methods of fabricating such body-contacted semiconductor structures Oct. 27, 2009
7563684 Process for manufacturing an array of cells including selection bipolar junction transistors Jul. 21, 2009
7537939 System and method for characterizing lithography effects on a wafer May. 26, 2009
7393739 Demultiplexers using transistors for accessing memory cell arrays Jul. 1, 2008
7323349 Self-aligned cross point resistor memory array Jan. 29, 2008
7105900 Reduced floating body effect static random access memory cells and methods for fabricating the same Sep. 12, 2006
6111778 Body contacted dynamic memory Aug. 29, 2000
5883406 High-speed and high-density semiconductor memory Mar. 16, 1999
5808328 High-speed and high-density semiconductor memory Sep. 15, 1998
5471087 Semi-monolithic memory with high-density cell configurations Nov. 28, 1995
5465249 Nonvolatile random access memory device having transistor and capacitor made in silicon carbide substrate Nov. 7, 1995
5391912 Semiconductor device having polycrystalline silicon region forming a lead-out electrode region and extended beneath active region of transistor Feb. 21, 1995
5365477 Dynamic random access memory device Nov. 15, 1994
5296731 Semiconductor integrated circuit device with alpha rays resistance Mar. 22, 1994
5262670 Vertically stacked bipolar dynamic random access memory Nov. 16, 1993
5227660 Semiconductor device Jul. 13, 1993
5132748 Semiconductor memory device Jul. 21, 1992
4994999 High-speed and high-density semiconductor memory Feb. 19, 1991
4704368 Method of making trench-incorporated monolithic semiconductor capacitor and high density dynamic memory cells including the capacitor Nov. 3, 1987
4476623 Method of fabricating a bipolar dynamic memory cell Oct. 16, 1984
4434433 Enhancement mode JFET dynamic memory Feb. 28, 1984
4427989 High density memory cell Jan. 24, 1984
4309716 Bipolar dynamic memory cell Jan. 5, 1982
4190466 Method for making a bipolar transistor structure utilizing self-passivating diffusion sources Feb. 26, 1980
4181981 Bipolar two device dynamic memory cell Jan. 1, 1980
4090254 Charge injector transistor memory May. 16, 1978
3979734 Multiple element charge storage memory cell Sep. 7, 1976











 
 
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