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Class Information
Number: 257/618
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Physical configuration of semiconductor (e.g., mesa, bevel, groove, etc.)
Description: Subject matter wherein the device has a particular physical form, such as a mesa or bevel or groove.


Sub-classes under this class:

Class Number Class Name Patents
257/622 Groove 611
257/623 Mesa structure (e.g., including undercut or stepped mesa configuration or having constant slope taper) 393
257/621 With electrical contact in hole in semiconductor (e.g., lead extends through semiconductor body) 252
257/620 With peripheral feature due to separation of smaller semiconductor chip from larger wafer (e.g., scribe region, or means to prevent edge effects such as leakage current at peripheral chip separation area) 451
257/627 With specified crystal plane or axis 339
257/619 With thin active central semiconductor portion surrounded by thicker inactive shoulder (e.g., for mechanical support) 120


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

Patent Number Title Of Patent Date Issued
7256476 Notched compound semiconductor wafer Aug. 14, 2007
7256420 Semiconductor device and manufacturing method thereof Aug. 14, 2007
7253027 Method of manufacturing hybrid integrated circuit device Aug. 7, 2007
7253500 Semiconductor wafer and a method for manufacturing a semiconductor wafer Aug. 7, 2007
7250645 Reversed T-shaped FinFET Jul. 31, 2007
7245002 Semiconductor substrate having a stepped profile Jul. 17, 2007
7230310 Super-junction voltage sustaining layer with alternating semiconductor and High-K dielectric regions Jun. 12, 2007
7230274 Reduction of carrot defects in silicon carbide epitaxy Jun. 12, 2007
7230315 Integrated chemical microreactor with large area channels and manufacturing process thereof Jun. 12, 2007
7227175 Semiconductor device with different lattice properties Jun. 5, 2007
7227243 Semiconductor device Jun. 5, 2007
7227242 Structure and method for enhanced performance in semiconductor substrates Jun. 5, 2007
7224064 Semiconductor device having conductive interconnections and porous and nonporous insulating portions May. 29, 2007
7221038 Method of fabricating substrates and substrates obtained by this method May. 22, 2007
7214995 Mechanism to prevent actuation charging in microelectromechanical actuators May. 8, 2007
7208800 Silicon-on-insulator substrate, fabricating method thereof, and method for fabricating floating structure using the same Apr. 24, 2007
7205589 Semiconductor devices fabricated with different processing options Apr. 17, 2007
7199420 Semiconductor device Apr. 3, 2007
7199448 Integrated circuit configuration comprising a sheet-like substrate Apr. 3, 2007
7199449 Wafer backside removal to complete through-holes and provide wafer singulation during the formation of a semiconductor device Apr. 3, 2007
7192791 Semiconductor wafer having an edge based identification feature Mar. 20, 2007
7193279 Non-planar MOS structure with a strained channel region Mar. 20, 2007
7193301 Semiconductor device and manufacturing method thereof Mar. 20, 2007
7190049 Nanocylinder arrays Mar. 13, 2007
7180142 Semiconductor device Feb. 20, 2007
7180160 MRAM storage device Feb. 20, 2007
7176554 Methods for producing a semiconductor entity Feb. 13, 2007
7176555 Flip chip package with reduced thermal stress Feb. 13, 2007
7166894 Schottky power diode with SiCOI substrate and process for making such diode Jan. 23, 2007
7166861 Thin-film transistor and method for manufacturing the same Jan. 23, 2007
7157796 Semiconductor device and the method of producing the same Jan. 2, 2007
7154188 Semiconductor chip, semiconductor device, circuit board, and electronic instrument Dec. 26, 2006
7148526 Germanium MOSFET devices and methods for making same Dec. 12, 2006
7145220 Fin semiconductor device and method for fabricating the same Dec. 5, 2006
7145214 Substrate for stressed systems and method of making same Dec. 5, 2006
7145219 Vertical integrated circuits Dec. 5, 2006
7140104 Method of producing circuit component built-in module with embedded circuit component Nov. 28, 2006
7129550 Fin-shaped semiconductor device Oct. 31, 2006
7101741 Dual double gate transistor and method for forming Sep. 5, 2006
7102206 Semiconductor substrate, method for fabricating the same, and method for fabricating semiconductor device Sep. 5, 2006
7091566 Dual gate FinFet Aug. 15, 2006
7084497 Physically deposited layer to electrically connect circuit edit connection targets Aug. 1, 2006
7067881 Semiconductor device Jun. 27, 2006
7056773 Backgated FinFET having different oxide thicknesses Jun. 6, 2006
7057259 Semiconductor wafer with ID mark, equipment for and method of manufacturing semiconductor device from them Jun. 6, 2006
7045878 Selectively bonded thin film layer and substrate layer for processing of useful devices May. 16, 2006
7038299 Selective synthesis of semiconducting carbon nanotubes May. 2, 2006
7038301 Contact switch for high frequency application May. 2, 2006
7019349 Semiconductor memory device with cap structure and method of manufacturing the same Mar. 28, 2006
7015566 Semiconductor wafer and a method for manufacturing a semiconductor wafer Mar. 21, 2006

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