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Class Information
Number: 257/E29.094
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Semiconductors devices adapted for rectifying, amplifying, oscillating, or switching, capacitors, or resistors with at least one potential-jump barrier or surface barrier (epo) > Electrical characteristics due to properties of entire semiconductor body rather than just surface region (epo) > Characterized by materials of semiconductor body (epo) > Only group ii-vi compounds (epo)
Description: This subclass is indented under subclass E29.068. This subclass is substantially the same in scope as ECLA classification H01L29/22.










Sub-classes under this class:

Class Number Class Name Patents
257/E29.095 Amorphous materials (epo) 9
257/E29.099 Cdx compounds being one element of sixth group of periodic system (epo) 9
257/E29.098 Further characterized by doping material (epo) 17
257/E29.096 Including two or more compounds (e.g., alloys) (epo) 33


Patents under this class:

Patent Number Title Of Patent Date Issued
8659016 Thin film transistor, method of manufacturing the same and flat panel display device having the same Feb. 25, 2014
8642380 Manufacturing method of semiconductor device Feb. 4, 2014
8614442 Thin film transistor and method of forming the same Dec. 24, 2013
8497185 Method of manufacturing semiconductor wafer, and composite base and composite substrate for use in that method Jul. 30, 2013
8492756 Semiconductor device and method for manufacturing the same Jul. 23, 2013
8378342 Oxide semiconductor and thin film transistor including the same Feb. 19, 2013
8367461 Functional material for printed electronic components Feb. 5, 2013
8288768 Thin film transistor, method of manufacturing the same, and flat panel display device having the same Oct. 16, 2012
8168969 Semiconductor-on-diamond devices and methods of forming May. 1, 2012
8158974 Semiconductor device, polycrystalline semiconductor thin film, process for producing polycrystalline semiconductor thin film, field effect transistor, and process for producing field effect tr Apr. 17, 2012
8129717 Semiconductor device and method for manufacturing the same Mar. 6, 2012
8093589 Semiconductor device with an active layer containing zinc oxide, manufacturing method, and electronic device Jan. 10, 2012
8058647 Semiconductor device and method for manufacturing the same Nov. 15, 2011
7994500 Thin film transistor, method of manufacturing the same and flat panel display device having the same Aug. 9, 2011
7981708 Method of fabricating pixel structure and method of fabricating organic light emitting device Jul. 19, 2011
7972900 Methods of fabricating nanostructured ZnO electrodes for efficient dye sensitized solar cells Jul. 5, 2011
7960727 Zinc oxide based compound semiconductor device Jun. 14, 2011
7847297 Ohmic contact on p-type GaN Dec. 7, 2010
7816681 Capacitive gas sensor and method of fabricating the same Oct. 19, 2010
7741637 ZnO-based semiconductor device Jun. 22, 2010
7671378 Photonic devices formed on substrates and their fabrication methods Mar. 2, 2010
7666764 Compound semiconductor material and method for forming an active layer of a thin film transistor device Feb. 23, 2010
7633080 Method to assemble structures from nano-materials Dec. 15, 2009
7557385 Electronic devices formed on substrates and their fabrication methods Jul. 7, 2009
7485488 Biomimetic approach to low-cost fabrication of complex nanostructures of metal oxides by natural oxidation at low-temperature Feb. 3, 2009
7339218 Semiconductor memory device and method of manufacturing the same Mar. 4, 2008
7259409 Thin film device and its fabrication method Aug. 21, 2007
7183602 Ferroelectric capacitor hydrogen barriers and methods for fabricating the same Feb. 27, 2007
7064346 Transistor and semiconductor device Jun. 20, 2006
7049190 Method for forming ZnO film, method for forming ZnO semiconductor layer, method for fabricating semiconductor device, and semiconductor device May. 23, 2006
7002179 ZnO system semiconductor device Feb. 21, 2006
6878962 Semiconductor device Apr. 12, 2005
6727522 Transistor and semiconductor device Apr. 27, 2004
6624441 Homoepitaxial layers of p-type zinc oxide and the fabrication thereof Sep. 23, 2003
6624442 Method of forming p-n junction on ZnO thin film and p-n junction thin film Sep. 23, 2003
6469319 Ohmic contact to a II-VI compound semiconductor device and a method of manufacturing the same Oct. 22, 2002
6444504 Multilayer ZnO polycrystallin diode Sep. 3, 2002
6316819 Multilayer ZnO polycrystalline diode Nov. 13, 2001
5712502 Semiconductor component having an edge termination means with high field blocking capability Jan. 27, 1998
5594263 Semiconductor device containing a semiconducting crystalline nanoporous material Jan. 14, 1997
5274263 FET structure for use in narrow bandgap semiconductors Dec. 28, 1993
5057183 Process for preparing epitaxial II-VI compound semiconductor Oct. 15, 1991
4777517 Compound semiconductor integrated circuit device Oct. 11, 1988
4630090 Mercury cadmium telluride infrared focal plane devices having step insulator and process for making same Dec. 16, 1986
4170818 Barrier height voltage reference Oct. 16, 1979
4123295 Mercury chalcogenide contact for semiconductor devices Oct. 31, 1978
4084172 Highly electronegative (SN).sub.x contacts to semiconductors Apr. 11, 1978
4025910 Solid-state camera employing non-volatile charge storage elements May. 24, 1977
3987474 Non-volatile charge storage elements and an information storage apparatus employing such elements Oct. 19, 1976











 
 
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