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Class Information
Number: 438/482
Name: Semiconductor device manufacturing: process > Formation of semiconductive active region on any substrate (e.g., fluid growth, deposition) > Amorphous semiconductor
Description: Process wherein the deposited semiconductive material possesses no regular crystalline lattice.










Sub-classes under this class:

Class Number Class Name Patents
438/486 And subsequent crystallization 803
438/483 Compound semiconductor 374
438/485 Deposition utilizing plasma (e.g., glow discharge, etc.) 374
438/484 Running length (e.g., sheet, strip, etc.) 88


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

Patent Number Title Of Patent Date Issued
8709922 Semiconductor device Apr. 29, 2014
8704217 Field effect transistor, semiconductor device and semiconductor device manufacturing method Apr. 22, 2014
8691404 High energy-density radioisotope micro power sources Apr. 8, 2014
8685826 Method for manufacturing nano-crystalline silicon material from chloride chemistries for the semiconductor integrated circuits Apr. 1, 2014
8664633 Non-volatile memory devices having resistance changeable elements and related systems and methods Mar. 4, 2014
8658520 Method of manufacturing semiconductor device Feb. 25, 2014
8658500 Single crystal U-MOS gates using microwave crystal regrowth Feb. 25, 2014
8603899 Method of manufacturing a semiconductor device Dec. 10, 2013
8563977 Thin film transistor having a two-layer semiconductor with columnar structures, manufacturing method therefor, and display apparatus using the same Oct. 22, 2013
8558294 Semiconductor device and fabrication process thereof Oct. 15, 2013
8551871 Method of fabricating semiconductor device Oct. 8, 2013
8551866 Three-dimensional thin-film semiconductor substrate with through-holes and methods of manufacturing Oct. 8, 2013
8546247 Manufacturing method of semiconductor device with amorphous silicon layer formation Oct. 1, 2013
8530589 Print processing for patterned conductor, semiconductor and dielectric materials Sep. 10, 2013
8516693 Printed circuit board with embedded electronic components and methods for the same Aug. 27, 2013
8492770 Thin film transistor and method of manufacturing the same Jul. 23, 2013
8476626 Semiconductor memory device including semiconductor and oxide semiconductor transistors Jul. 2, 2013
8470695 Method of manufacturing micromachine having spatial portion within Jun. 25, 2013
8471257 Motherboard, production method of motherboard, and device substrate Jun. 25, 2013
8450140 Method for large-scale manufacturing of photovoltaic cells for a converter panel and photovoltaic converter panel May. 28, 2013
8450158 Method for forming microcrystalline semiconductor film and method for manufacturing semiconductor device May. 28, 2013
8450772 Phase change RAM device and method for manufacturing the same May. 28, 2013
8445332 Single crystal silicon rod fabrication methods and a single crystal silicon rod structure May. 21, 2013
8420513 Method of fabricating thin film transistor Apr. 16, 2013
8421006 System and method for generating sprays using electrical fields Apr. 16, 2013
8421070 ZnO based semiconductor devices and methods of manufacturing the same Apr. 16, 2013
8404514 Fabricating current-confining structures in phase change memory switch cells Mar. 26, 2013
8389343 Method for manufacturing semiconductor device Mar. 5, 2013
8389996 Method for forming semiconductor film, method for forming semiconductor device and semiconductor device Mar. 5, 2013
8373165 Semiconductor integrated circuit device and a method of fabricating the same Feb. 12, 2013
8368075 Plasma CVD apparatus Feb. 5, 2013
8344382 Semiconductor device, manufacturing method thereof, and display apparatus using the semiconductor device Jan. 1, 2013
8318575 Compressive polycrystalline silicon film and method of manufacture thereof Nov. 27, 2012
8309441 Process for eliminating delamination between amorphous silicon layers Nov. 13, 2012
8309442 Semiconductor stacking layer and fabricating method thereof Nov. 13, 2012
8304328 Manufacturing method of semiconductor device and substrate processing apparatus Nov. 6, 2012
8293626 Method for manufacturing semiconductor device Oct. 23, 2012
8278739 Crystalline semiconductor film, semiconductor device, and method for manufacturing thereof Oct. 2, 2012
8274081 Semiconductor constructions Sep. 25, 2012
8273639 Atomic layer deposition method and semiconductor device formed by the same Sep. 25, 2012
8273641 Plasma deposition of amorphous semiconductors at microwave frequencies Sep. 25, 2012
8258050 Method of making light trapping crystalline structures Sep. 4, 2012
8252668 Photoelectric conversion device fabrication method Aug. 28, 2012
8247315 Plasma processing apparatus and method for manufacturing semiconductor device Aug. 21, 2012
8237146 Memory cell with silicon-containing carbon switching layer and methods for forming the same Aug. 7, 2012
8236603 Polycrystalline semiconductor layers and methods for forming the same Aug. 7, 2012
8222162 Batch processing method for forming structure including amorphous carbon film Jul. 17, 2012
8188468 Compound-type thin film, method of forming the same, and electronic device using the same May. 29, 2012
8183122 Semiconductor device including semiconductor thin film, which is subjected to heat treatment to have alignment mark, crystallizing method for the semiconductor thin film, and crystallizing app May. 22, 2012
8178385 Phase change memory that switches between crystalline phases May. 15, 2012

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