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Class Information
Number: 257/E29.302
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Semiconductors devices adapted for rectifying, amplifying, oscillating, or switching, capacitors, or resistors with at least one potential-jump barrier or surface barrier (epo) > Types of semiconductor device (epo) > Controllable by only signal applied to control electrode (e.g., base of bipolar transistor, gate of field-effect transistor) (epo) > Unipolar device (epo) > Field-effect transistor (epo) > With field effect produced by insulated gate (epo) > With floating gate (epo) > Hi-lo programming levels only (epo)
Description: This subclass is indented under subclass E29.300. This subclass is substantially the same in scope as ECLA classification H01L29/788B.

Sub-classes under this class:

Class Number Class Name Patents
257/E29.305 Charging by hot carrier injection (epo) 28
257/E29.303 Charging by injection of carriers through conductive insulator (e.g., poole-frankel conduction) (epo) 38
257/E29.304 Charging by tunneling of carriers (e.g., fowler-nordheim tunneling) (epo) 712

Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
8587036 Non-volatile memory and fabricating method thereof Nov. 19, 2013
8476691 High reliability-high voltage junction termination with charge dissipation layer Jul. 2, 2013
8390035 Massively parallel interconnect fabric for complex semiconductor devices Mar. 5, 2013
8252643 Semiconductor device and manufacturing method thereof Aug. 28, 2012
8183568 Substrate for semiconductor device, semiconductor device, and electronic apparatus May. 22, 2012
7989362 Hafnium lanthanide oxynitride films Aug. 2, 2011
7829927 Polyoxometallates in memory devices Nov. 9, 2010
7781824 Memory cell of nonvolatile semiconductor memory Aug. 24, 2010
7772643 Methods of fabricating semiconductor device having a metal gate pattern Aug. 10, 2010
7750347 Semiconductor device and semiconductor display device Jul. 6, 2010
7728378 Nonvolatile semiconductor memory device, manufacturing method thereof and method of programming information into the memory device Jun. 1, 2010
7718499 Method of fabricating a semiconductor device May. 18, 2010
7605421 Non-volatile semiconductor memory element and method of manufacturing the same, and semiconductor integrated circuit device including the non-volatile semiconductor memory element Oct. 20, 2009
7563730 Hafnium lanthanide oxynitride films Jul. 21, 2009
7544604 Tantalum lanthanide oxynitride films Jun. 9, 2009
7544996 Methods of fabricating a semiconductor device having a metal gate pattern Jun. 9, 2009
7462904 Non-volatile memory devices and methods of forming the same Dec. 9, 2008
7368341 Semiconductor circuit arrangement with trench isolation and fabrication method May. 6, 2008
7244986 Two-bit cell semiconductor memory device Jul. 17, 2007
7075141 Four terminal non-volatile transistor device Jul. 11, 2006
7067873 Charge trapping device Jun. 27, 2006
7064381 Non-volatile memory device having upper and lower trenches and method for fabricating the same Jun. 20, 2006
7061050 Semiconductor device utilizing both fully and partially depleted devices Jun. 13, 2006
7052958 FinFET CMOS with NVRAM capability May. 30, 2006
7049625 Field effect transistor memory cell, memory device and method for manufacturing a field effect transistor memory cell May. 23, 2006
7045852 Floating gate memory cells with increased coupling radio May. 16, 2006
7042039 Integrated memory circuit for storing a binary datum in a memory cell May. 9, 2006
7042044 Nor-type channel-program channel-erase contactless flash memory on SOI May. 9, 2006
7042052 Transistor constructions and electronic devices May. 9, 2006
7029989 Semiconductor device and method of manufacturing the same Apr. 18, 2006
7026684 Nonvolatile semiconductor memory device Apr. 11, 2006
7022573 Stack gate with tip vertical memory and method for fabricating the same Apr. 4, 2006
7019353 Three dimensional flash cell Mar. 28, 2006
7009888 Low voltage, island-layer-based nonvolatile semiconductor storage device with floating biased memory cell channel Mar. 7, 2006
7005700 Double-gate flash memory device Feb. 28, 2006
6999346 Memory device comprising single transistor having functions of RAM and ROM and methods for operating and manufacturing the same Feb. 14, 2006
6992349 Rail stack array of charge storage devices and method of making same Jan. 31, 2006
6982457 Semiconductor devices, and electronic systems comprising semiconductor devices Jan. 3, 2006
6979859 Flash memory cell and fabrication method Dec. 27, 2005
6975019 Semiconductor memory device having a multi-layered interlayer insulation consisting of deuterium and nitride Dec. 13, 2005
6975551 Semiconductor storage, mobile electronic device, and detachable storage Dec. 13, 2005
6972465 CMOS process compatible, tunable negative differential resistance (NDR) device and method of operating same Dec. 6, 2005
6969894 Variable threshold semiconductor device and method of operating same Nov. 29, 2005
6964905 Semiconductor device and method of manufacturing therefor Nov. 15, 2005
6965147 Semiconductor device including transistors formed in semiconductor layer having single-crystal structure isolated from substrate Nov. 15, 2005
6958512 Non-volatile memory device Oct. 25, 2005
6940740 Multilevel semiconductor memory device and method for driving the same as a neuron element in a neural network computer Sep. 6, 2005
6940121 Semiconductor memory cell Sep. 6, 2005
6933556 Semiconductor memory with gate at least partially located in recess defined in vertically oriented semiconductor layer Aug. 23, 2005
6930359 Semiconductor device and method of manufacturing the same Aug. 16, 2005

1 2 3 4 5 6 7

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