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Class Information
Number: 257/E21.272
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) > Device having at least one potential-jump barrier or surface barrier, e.g., pn junction, depletion layer, carrier concentration layer (epo) > Device having semiconductor body comprising group iv elements or group iii-v compounds with or without impurities, e.g., doping materials (epo) > Treatment of semiconductor body using process other than deposition of semiconductor material on a substrate, diffusion or alloying of impurity material, or radiation treatment (epo) > To change their surface-physical characteristics or shape, e.g., etching, polishing, cutting (epo) > To form insulating layer thereon, e.g., for masking or by using photolithographic technique (epo) > Inorganic layer (epo) > Composed of oxide or glassy oxide or oxide based glass (epo) > With perovskite structure (epo)
Description: This subclass is indented under subclass E21.271. This subclass is substantially the same in scope as ECLA classification H01L21/316D.










Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13

Patent Number Title Of Patent Date Issued
8461059 Batch CVD method and apparatus for semiconductor process Jun. 11, 2013
8405166 Dielectric layer for flash memory device and method for manufacturing thereof Mar. 26, 2013
8405188 Semiconductor device and method of manufacturing the semiconductor device Mar. 26, 2013
8089113 Damascene metal-insulator-metal (MIM) device Jan. 3, 2012
7994590 High dielectric constant insulators and associated fabrication methods Aug. 9, 2011
7939347 Semiconductor device manufacturing method May. 10, 2011
7893471 Semiconductor apparatus with a crystalline dielectric film and method of manufacturing said semiconductor apparatus Feb. 22, 2011
7855097 Method of increasing yield in OFETs by using a high-K dielectric layer in a dual dielectric layer Dec. 21, 2010
7803688 Capacitive substrate and method of making same Sep. 28, 2010
7718487 Method of manufacturing ferroelectric layer and method of manufacturing electronic instrument May. 18, 2010
7713884 Method of manufacturing semiconductor device that includes forming metal oxide film on semiconductor wafer May. 11, 2010
7547933 Semiconductor device and manufacturing method of a semiconductor device Jun. 16, 2009
7544967 Low voltage flexible organic/transparent transistor for selective gas sensing, photodetecting and CMOS device applications Jun. 9, 2009
7531406 Method for fabricating an electrical component May. 12, 2009
7390756 Atomic layer deposited zirconium silicon oxide films Jun. 24, 2008
7368774 Capacitor and its manufacturing method, ferroelectric memory device, actuator, and liquid jetting head May. 6, 2008
7344898 Method for manufacturing semiconductor device Mar. 18, 2008
7291530 Semiconductor storage device and method of manufacturing the same Nov. 6, 2007
7125742 Multi-passivation layer structure for organic thin-film transistors and method for fabricating the same Oct. 24, 2006
7074624 Ferroelectric film, method of manufacturing ferroelectric film, ferroelectric capacitor, method of manufacturing ferroelectric capacitor, and ferroelectric memory Jul. 11, 2006
7074680 Method for making a semiconductor device having a high-k gate dielectric Jul. 11, 2006
7067856 Semiconductor structure, semiconductor device, communicating device, integrated circuit, and process for fabricating the same Jun. 27, 2006
7063984 Low temperature deposition of complex metal oxides (CMO) memory materials for non-volatile memory integrated circuits Jun. 20, 2006
7063899 Compositional buffers for electronic ceramics containing volatile elements and the fabrication method Jun. 20, 2006
7053019 Dielectric material compositions with high dielectric constant and low dielectric loss May. 30, 2006
7041607 Method for fabricating crystalline-dielectric thin films and devices formed using same May. 9, 2006
7042141 Method of producing lead zirconate titanate-based thin film, dielectric device and dielectric thin film May. 9, 2006
7037731 Ferroelectric capacitor, method of manufacturing the same, ferroelectric memory, and piezoelectric device May. 2, 2006
7030409 Organic semiconductor polymer for organic thin film transistor containing quinoxaline ring in the backbone chain Apr. 18, 2006
7029925 FeRAM capacitor stack etch Apr. 18, 2006
7026693 Insulating film and electronic device Apr. 11, 2006
7026169 Method of forming PZT ferroelectric film Apr. 11, 2006
7022530 Semiconductor device and method for fabricating the same Apr. 4, 2006
7009231 Single-phase c-axis doped PGO ferroelectric thin films Mar. 7, 2006
7008801 Method of forming ferroelectric thin films on a high-k layer Mar. 7, 2006
7008669 Ceramic and method of manufacturing the same, dielectric capacitor, semiconductor device, and element Mar. 7, 2006
7005674 Organic thin film transistor comprising multi-layered gate insulator Feb. 28, 2006
7005303 Low temperature chemical vapor deposition process for forming bismuth-containing ceramic thin films useful in ferroelectric memory devices Feb. 28, 2006
7005695 Integrated circuitry including a capacitor with an amorphous and a crystalline high K capacitor dielectric region Feb. 28, 2006
7001778 Method of making layered superlattice material with improved microstructure Feb. 21, 2006
6998661 Integrated circuit structure including electrodes with PGO ferroelectric thin film thereon Feb. 14, 2006
6995092 Method for manufacturing an electronic device Feb. 7, 2006
6995058 Semiconductor memory device and manufacturing method thereof Feb. 7, 2006
6987045 Semiconductor device and method of manufacturing the same Jan. 17, 2006
6984417 Scalable lead zirconium titanate (PZT) thin film material and deposition method, and ferroelectric memory device structures comprising such thin film material Jan. 10, 2006
6974754 Semiconductor device including ferroelectric capacitors and fabricating method thereof Dec. 13, 2005
6969661 Method for forming a localized region of a material difficult to etch Nov. 29, 2005
6964873 Semiconductor device having a ferroelectric capacitor and a fabrication process thereof Nov. 15, 2005
6963080 Thin film transistors using solution processed pentacene precursor as organic semiconductor Nov. 8, 2005
6962824 Method for controlling deposition of dielectric films Nov. 8, 2005

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