Resources Contact Us Home
Browse by Category: Main > Physics
Class Information
Number: 257/E21.001
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)
Description: This main group provides for processes or apparatus that are employed in the manufacture or treatment of semiconductor or solid-state devices or of parts thereof. This subclass is substantially the same in scope as ECLA classification H01L21/00.

Sub-classes under this class:

Class Number Class Name Patents
257/E21.002 Manufacture or treatment of semiconductor device (epo) 400
257/E21.521 Testing or measuring during manufacture or treatment or reliability measurement, i.e., testing of parts followed by no processing which modifies parts as such (epo) 312
257/E21.532 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) 71

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

Patent Number Title Of Patent Date Issued
8710635 Semiconductor device and method of forming discontinuous ESD protection layers between semiconductor die Apr. 29, 2014
8711613 Non-volatile flash-RAM memory with magnetic memory Apr. 29, 2014
8703519 Structure and manufacturing method for high resolution camera module Apr. 22, 2014
8704346 Semiconductor package and radiation lead frame Apr. 22, 2014
8691629 Packaging jig and process for semiconductor packaging Apr. 8, 2014
8691665 Method for producing bonded wafer Apr. 8, 2014
8686565 Stacked chip assembly having vertical vias Apr. 1, 2014
8685867 Premetal dielectric integration process Apr. 1, 2014
8685838 Laser beam machining method Apr. 1, 2014
8673655 Semiconductor package repair process Mar. 18, 2014
8673683 Graphene field effect transistor Mar. 18, 2014
8673688 Semiconductor package and method of manufacturing the same Mar. 18, 2014
8669619 Semiconductor structure with multi-layer contact etch stop layer structure Mar. 11, 2014
8659109 Image sensor photodiode Feb. 25, 2014
8653532 Display device and method for manufacturing display device Feb. 18, 2014
8647904 Method for manufacturing nitride semiconductor device, nitride semiconductor light-emitting device, and light-emitting apparatus Feb. 11, 2014
8648453 Semiconductor device and method for manufacturing the same Feb. 11, 2014
8642360 Method for manufacturing light-emitter, organic display panel using light-emitter, organic light-emitting device and organic display device Feb. 4, 2014
8642470 Semiconductor device manufacturing method Feb. 4, 2014
8642438 Method of manufacturing an integrated circuit device Feb. 4, 2014
8642370 Cavity open process to improve undercut Feb. 4, 2014
8637843 Semiconductor device including phase change material and method of manufacturing same Jan. 28, 2014
8633055 Graphene field effect transistor Jan. 21, 2014
8623674 Method of manufacturing liquid ejection head substrate Jan. 7, 2014
8609262 Structure and method to fabricate high performance MTJ devices for spin-transfer torque (STT)-RAM application Dec. 17, 2013
8609471 Packaging an integrated circuit die using compression molding Dec. 17, 2013
8609512 Method for laser singulation of chip scale packages on glass substrates Dec. 17, 2013
8598569 Pentacene-carbon nanotube composite, method of forming the composite, and semiconductor device including the composite Dec. 3, 2013
8598036 Method for forming fine pattern having variable width and method for manufacturing semiconductor device using the same Dec. 3, 2013
8592842 Vertical light emitting diodes Nov. 26, 2013
8569119 Method for producing semiconductor device and display device Oct. 29, 2013
8569127 Semiconductor device and method for fabricating the same Oct. 29, 2013
8563346 Method for manufacturing electrode of dye-sensitized solar cell and dye-sensitized solar cell having electrode thereof Oct. 22, 2013
8557624 Pixel sensor cells with a split-dielectric transfer gate Oct. 15, 2013
8551248 Showerhead for CVD depositions Oct. 8, 2013
8546189 Semiconductor device and method of forming a wafer level package with top and bottom solder bump interconnection Oct. 1, 2013
8535952 Method for manufacturing non-volatile magnetic memory Sep. 17, 2013
8535994 Thin-film transistor array device manufacturing method Sep. 17, 2013
8536605 Micro-bead blasting process for removing a silicone flash layer Sep. 17, 2013
8530279 Offset gravure printing process for improved mold compound and die attach adhesive adhesion on leadframe surface using selective adhesion promoter Sep. 10, 2013
8525347 Method for producing chip stacks, and associated chip stacks Sep. 3, 2013
8518725 Structure manufacturing method and liquid discharge head substrate manufacturing method Aug. 27, 2013
8513093 Substrate structure including functional region and method for transferring functional region Aug. 20, 2013
8513043 Method for MEMS device fabrication and device formed Aug. 20, 2013
8497193 Method of thermally treating silicon with oxygen Jul. 30, 2013
8492186 Method for producing group III nitride semiconductor layer, group III nitride semiconductor light-emitting device, and lamp Jul. 23, 2013
8476688 Semiconductor device and method for manufacturing the same,which prevents leaning of a storage node when forming a capacitor having a plurality of storage nodes of "L" or "+" shape support pat Jul. 2, 2013
8471264 Method of manufacturing GaN substrate, method of manufacturing epitaxialwafer, method of manufacturing semiconductor device and epitaxialwafer Jun. 25, 2013
8466038 Process for fabricating integrated-circuit chips Jun. 18, 2013
8466452 Color unit and imaging device having the same Jun. 18, 2013

1 2 3 4 5 6 7 8 9 10 11

  Recently Added Patents
Blow moulding machine with compressed air recycling
Battery pouch sheet edge insulation
Triazine ring-containing polymer and film-forming composition comprising same
Policy based cryptographic application programming interface in secure memory
Socket type MEMS device with stand-off portion
Millimeter wave imaging method and system to detect concealed objects
Wristband with detachable labels
  Randomly Featured Patents
Phase locked loop circuit
Watch case
Image pickup system, noise reduction processing device and image pick-up processing program
Isolated sensor for an antenna
Method of performing real input fast fourier transforms simultaneously on two data streams
Production of flame-resistant flexible polyurethane foams
Air breathable bulk materials container
Pedicure spa base
Television camera
Immunotoxins directed against c-erbB-2(HER-2/neu) related surface antigens