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Class Information
Number: 257/E21.532
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)
Description: This subclass is indented under subclass E21.001. This subclass is substantially the same in scope as ECLA classification H01L21/70.


Sub-classes under this class:

Class Number Class Name Patents
257/E21.533 Of thick- or thin-film circuits or parts thereof (epo) 32
257/E21.536 Manufacture of specific parts of devices (epo) 11
257/E21.598 Manufacture or treatment of devices consisting of plurality of solid-state components or integrated circuits formed in, or on, common substrate (epo) 22
257/E21.705 Assembly of devices consisting of solid-state components formed in or on a common substrate; assembly of integrated circuit devices (epo) 630


Patents under this class:

Patent Number Title Of Patent Date Issued
7582566 Method for redirecting void diffusion away from vias in an integrated circuit design Sep. 1, 2009
7534641 Method for manufacturing a micro-electro-mechanical device May. 19, 2009
7531470 Method and apparatus for electronic device manufacture using shadow masks May. 12, 2009
7517735 Method of manufacturing active matrix substrate, active matrix substrate, electro-optical device, and electronic apparatus Apr. 14, 2009
7445947 Method of manufacturing solid-state imaging device and solid-state imaging device Nov. 4, 2008
7436040 Method and apparatus for diverting void diffusion in integrated circuit conductors Oct. 14, 2008
7413480 Silicon pillars for vertical transistors Aug. 19, 2008
7396775 Method for manufacturing semiconductor device Jul. 8, 2008
7348263 Manufacturing method for electronic component, electronic component, and electronic equipment Mar. 25, 2008
7247570 Silicon pillars for vertical transistors Jul. 24, 2007
7190034 Semiconductor device capable of avoiding latchup breakdown resulting from negative variation of floating offset voltage Mar. 13, 2007
7186619 Insulated-gate field-effect transistor integrated with negative differential resistance (NDR) FET Mar. 6, 2007
7166514 Semiconductor device and method of manufacturing the same Jan. 23, 2007
7098045 Processing method utilizing an apparatus to be sealed against workpiece Aug. 29, 2006
5696013 Method of manufacturing semiconductor device having unit circuit-blocks Dec. 9, 1997
5539224 Semiconductor device having unit circuit-blocks in a common chip as a first layer with electrical interconnections therebetween provided exclusively in a second, upper, interconnection layer f Jul. 23, 1996
5194396 Method of fabricating BICMOS field effect transistors Mar. 16, 1993
4908679 Low resistance Schottky diode on polysilicon/metal-silicide Mar. 13, 1990
4232279 Low noise charge coupled device transversal filter Nov. 4, 1980
4195273 CTD charge subtraction transversal filter Mar. 25, 1980
4157558 Bucket-brigade charge transfer means for filters and other applications Jun. 5, 1979
4100513 Semiconductor filtering apparatus Jul. 11, 1978
4056737 Anti-aliasing pre-filter circuit for semiconductor charge transfer device Nov. 1, 1977
4047214 Electrostatically bonded dielectric-on-semiconductor device, and a method of making the same Sep. 6, 1977



 
 
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