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Class Information
Number: 257/E21.009
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 semiconductor device (epo) > Manufacture of two-terminal component for integrated circuit (epo) > Of capacitor (epo) > Dielectric having perovskite structure (epo)
Description: This subclass is indented under subclass E21.008. This subclass is substantially the same in scope as ECLA classification H01L21/02B3B.










Sub-classes under this class:

Class Number Class Name Patents
257/E21.01 Dielectric comprising two or more layers, e.g., buffer layers, seed layers, gradient layers (epo) 474


Patents under this class:

Patent Number Title Of Patent Date Issued
8637846 Semiconductor structure including a zirconium oxide material Jan. 28, 2014
8624261 Nitride semiconductor device Jan. 7, 2014
8623737 Sol-gel and mask patterning for thin-film capacitor fabrication, thin-film capacitors fabricated thereby, and systems containing same Jan. 7, 2014
8618612 Integrated circuits based on aligned nanotubes Dec. 31, 2013
8614104 Method for manufacturing semiconductor device Dec. 24, 2013
8558294 Semiconductor device and fabrication process thereof Oct. 15, 2013
8497537 Semiconductor device with ferro-electric capacitor Jul. 30, 2013
8441077 Method for forming a ruthenium metal layer and a structure comprising the ruthenium metal layer May. 14, 2013
8440471 Low-cost non-volatile flash-RAM memory May. 14, 2013
8421196 Semiconductor device and manufacturing method Apr. 16, 2013
8420534 Atomic layer deposition of crystalline PrCaMnO (PCMO) and related methods Apr. 16, 2013
8415718 Method of forming epi film in substrate trench Apr. 9, 2013
8404525 Semiconductor device, manufacturing method of semiconductor device, and RFID tag Mar. 26, 2013
8354291 Integrated circuits based on aligned nanotubes Jan. 15, 2013
8324119 Enhancing deposition uniformity of a channel semiconductor alloy by an in situ etch process Dec. 4, 2012
8320173 Methods of forming programmed memory cells Nov. 27, 2012
8319277 Semiconductor device, method of manufacturing same, and apparatus for designing same Nov. 27, 2012
8293648 Mass production method of semiconductor integrated circuit device and manufacturing method of electronic device Oct. 23, 2012
8287831 Ordered oxynitride perovskites Oct. 16, 2012
8232175 Damascene metal-insulator-metal (MIM) device with improved scaleability Jul. 31, 2012
8203198 Thin film capacitor device used for a decoupling capacitor and having a resistor inside Jun. 19, 2012
8189375 Methods of forming memory cells and methods of forming programmed memory cells May. 29, 2012
8178404 Metal-insulator-metal (MIM) capacitor structure and methods of fabricating same May. 15, 2012
8133792 Method for reducing capacitance variation between capacitors Mar. 13, 2012
8129200 Nonvolatile ferroelectric memory device and method for manufacturing the same Mar. 6, 2012
8114752 Structure of capacitor set Feb. 14, 2012
8093698 Gettering/stop layer for prevention of reduction of insulating oxide in metal-insulator-metal device Jan. 10, 2012
8076780 Semiconductor device with pads of enhanced moisture blocking ability Dec. 13, 2011
8053251 Temperature-compensated ferroelectric capacitor device, and its fabrication Nov. 8, 2011
8035193 Method of fabricating capacitor in semiconductor device Oct. 11, 2011
8034717 Mass production method of semiconductor integrated circuit device and manufacturing method of electronic device Oct. 11, 2011
8008161 Capacitor assemblies Aug. 30, 2011
8004082 Electronic component formed with barrier-seed layer on base material Aug. 23, 2011
7968969 Electrical components for microelectronic devices Jun. 28, 2011
7964509 Mass production method of semiconductor integrated circuit device and manufacturing method of electronic device Jun. 21, 2011
7964470 Flexible processing method for metal-insulator-metal capacitor formation Jun. 21, 2011
7960774 Memory devices including dielectric thin film and method of manufacturing the same Jun. 14, 2011
7955890 Methods for forming an amorphous silicon film in display devices Jun. 7, 2011
7955869 Nonvolatile memory devices and methods of fabricating the same Jun. 7, 2011
7943519 Etchant, method for fabricating interconnection line using the etchant, and method for fabricating thin film transistor substrate using the etchant May. 17, 2011
7939872 Multi-dielectric films for semiconductor devices and methods of fabricating multi-dielectric films May. 10, 2011
7935996 Electronic device and manufacturing method thereof May. 3, 2011
7928479 Semiconductor device and method for manufacturing the same Apr. 19, 2011
7898038 Method to improve writer leakage in SiGe bipolar device Mar. 1, 2011
7898012 Capacitor and semiconductor device having a ferroelectric material Mar. 1, 2011
7897454 Metal-insulator-metal capacitor and fabrication method thereof Mar. 1, 2011
7897415 Ferroelectric recording medium and method of manufacturing the same Mar. 1, 2011
7893471 Semiconductor apparatus with a crystalline dielectric film and method of manufacturing said semiconductor apparatus Feb. 22, 2011
7867869 Laminated thin-film device, manufacturing method thereof, and circuit Jan. 11, 2011
7863167 Method of manufacturing group III nitride crystal Jan. 4, 2011











 
 
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