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Class Information
Number: 257/E21.414
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) > Multi-step process for the manufacture of unipolar device (epo) > Field-effect transistor (epo) > With an insulated gate (epo) > Thin film unipolar transistor (epo) > Amorphous silicon or polysilicon transistor (epo) > Lateral single gate single channel transistor with inverted structure, i.e., channel layer is formed after gate (epo)
Description: This subclass is indented under subclass E21.412. This subclass is substantially the same in scope as ECLA classification H01L21/336D2C.










Patents under this class:

Patent Number Title Of Patent Date Issued
8709836 Method for manufacturing thin film transistor and method for manufacturing display device Apr. 29, 2014
8703560 Methods for manufacturing thin film transistor Apr. 22, 2014
8686528 Semiconductor device Apr. 1, 2014
8686417 Oxide semiconductor device formed by using multi-tone mask Apr. 1, 2014
8680525 Thin film transistor and manufacturing method thereof Mar. 25, 2014
8674359 TFT, array substrate for display apparatus including TFT, and methods of manufacturing TFT and array substrate Mar. 18, 2014
8674350 Thin film transistor of display panel and method of making the same Mar. 18, 2014
8673661 Display apparatus and method of manufacturing the same Mar. 18, 2014
8664662 Thin-film transistor array device, EL display panel, EL display device, thin-film transistor array device manufacturing method, EL display panel manufacturing method Mar. 4, 2014
8658486 Forming facet-less epitaxy with a cut mask Feb. 25, 2014
8628987 Manufacturing methods of thin film transistor, liquid crystal display device, and semiconductor device Jan. 14, 2014
8610127 Thin film transistor array substrate and manufacturing method thereof Dec. 17, 2013
8609478 Method for manufacturing semiconductor device Dec. 17, 2013
8603869 Method of fabricating thin film transistor having amorphous and polycrystalline silicon Dec. 10, 2013
8603843 Manufacturing method for array substrate with fringe field switching type thin film transistor liquid crystal display Dec. 10, 2013
8597968 Active device array substrate Dec. 3, 2013
8574971 Method of manufacturing a thin-film transistor and method of manufacturing a display substrate using the same Nov. 5, 2013
8551825 Method for fabricating a thin film transistor with an organic passivation layer Oct. 8, 2013
8546197 Thin film transistor, method of manufacturing the same, and electronic device Oct. 1, 2013
8546161 Manufacturing method of thin film transistor and liquid crystal display device Oct. 1, 2013
8541266 Method for manufacturing semiconductor device Sep. 24, 2013
8530897 Display device including an inverter circuit having a microcrystalline layer Sep. 10, 2013
8525172 Flexible semiconductor device Sep. 3, 2013
8524549 Method of fabricating thin-film transistor substrate Sep. 3, 2013
8518760 Display device, method for manufacturing thereof, and television device Aug. 27, 2013
8513071 Method of fabricating a TFT substrate including a data insulating layer with a contact hole overlapping a channel region Aug. 20, 2013
8507303 Thin film transistor array panel and method for manufacturing the same Aug. 13, 2013
8502231 Semiconductor device Aug. 6, 2013
8501555 Semiconductor device and manufacturing method thereof Aug. 6, 2013
8501554 Methods for manufacturing thin film transistor and display device Aug. 6, 2013
8492183 Manufacturing method of film pattern of micro-structure and manufacturing method of TFT-LCD array substrate Jul. 23, 2013
8471994 Liquid crystal display device and method for fabricating the same Jun. 25, 2013
8471259 Display device and electronic apparatus Jun. 25, 2013
8455871 Thin film transistor array panel and method for manufacturing the same Jun. 4, 2013
8455277 Thin film transistor array panel and manufacturing method thereof Jun. 4, 2013
8450736 Thin film transistor array substrate and manufacturing method thereof May. 28, 2013
8450135 Pixel structure and manufacturing method thereof May. 28, 2013
8445339 Conductor structure, pixel structure, and methods of forming the same May. 21, 2013
8436355 Thin-film transistor, manufacturing method therefor, and electronic device using a thin-film transistor May. 7, 2013
8435842 Method for manufacturing flexible semiconductor device May. 7, 2013
8431496 Semiconductor device and manufacturing method thereof Apr. 30, 2013
8426229 Method of fabricating liquid crystal display device Apr. 23, 2013
8420458 Semiconductor device and method of producing same Apr. 16, 2013
8420457 Thin film transistor and method of manufacturing the same Apr. 16, 2013
8399313 Method of manufacturing semiconductor device having first conductive layer including aluminum Mar. 19, 2013
8395155 Thin film transistors having an additional floating channel and methods of manufacturing the same Mar. 12, 2013
8389994 Polysilicon thin film transistor having trench type copper bottom gate structure and method of making the same Mar. 5, 2013
8383472 Inverter, method of manufacturing the same, and logic circuit including the inverter Feb. 26, 2013
8377766 Method of making thin film transistor Feb. 19, 2013
8368078 Thin film transistor array substrate and manufacturing method thereof Feb. 5, 2013











 
 
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