Physical configuration of semiconductor (e.g., mesa, bevel, groove, etc.) > Patents

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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
6291897	Carriers including projected contact structures for engaging bumped semiconductor devices	Sep. 18, 2001
6291863	Thin film transistor having a multi-layer stacked channel and its manufacturing method	Sep. 18, 2001
6288648	Apparatus and method for determining a need to change a polishing pad conditioning wheel	Sep. 11, 2001
6285072	Semiconductor device containing a porous structure and method of manufacturing the same	Sep. 4, 2001
6271578	Crack stops	Aug. 7, 2001
6268655	Semiconductor device including edge bond pads and methods	Jul. 31, 2001
6268641	Semiconductor wafer having identification indication and method of manufacturing the same	Jul. 31, 2001
6265234	Alignment system for a spherical device	Jul. 24, 2001
6255721	Method and tool for handling micro-mechanical structures	Jul. 3, 2001
6245630	Spherical shaped semiconductor integrated circuit	Jun. 12, 2001
6245653	Method of filling an opening in an insulating layer	Jun. 12, 2001
6246090	Power trench transistor device source region formation using silicon spacer	Jun. 12, 2001
6242817	Fabricated wafer for integration in a wafer structure	Jun. 5, 2001
6242761	Nitride compound semiconductor light emitting device	Jun. 5, 2001
6242783	Semiconductor device with insulated gate transistor	Jun. 5, 2001
6236102	Chip type thin film capacitor, and manufacturing method therefor	May. 22, 2001
6236104	Silicon on insulator structure from low defect density single crystal silicon	May. 22, 2001
6223331	Semiconductor circuit design method for employing spacing constraints and circuits thereof	Apr. 24, 2001
6221165	High temperature plasma-assisted diffusion	Apr. 24, 2001
6218701	Power MOS device with increased channel width and process for forming same	Apr. 17, 2001
6215172	Grinding technique for integrated circuits	Apr. 10, 2001
6208007	Buried layer in a semiconductor formed by bonding	Mar. 27, 2001
6198158	Memory circuit including a semiconductor structure having more usable substrate area	Mar. 6, 2001
6184570	Integrated circuit dies including thermal stress reducing grooves and microelectronic packages utilizing the same	Feb. 6, 2001
6178654	Method and system for aligning spherical-shaped objects	Jan. 30, 2001
6150708	Advanced CMOS circuitry that utilizes both sides of a wafer surface for increased circuit density	Nov. 21, 2000
6136617	Alignment system for a spherical shaped device	Oct. 24, 2000
6127714	Method for producing semiconductor device and photodetector device	Oct. 3, 2000
6127717	Totally self-aligned transistor with polysilicon shallow trench isolation	Oct. 3, 2000
6121651	Dram cell with three-sided-gate transfer device	Sep. 19, 2000
6114747	Process design for wafer edge in VLSI	Sep. 5, 2000
6104081	Semiconductor device with semiconductor elements formed in a layer of semiconductor material glued on a support wafer	Aug. 15, 2000
6100533	Three-axis asymmetric radiation detector system	Aug. 8, 2000
6100576	Silicon substrate having a recess for receiving an element	Aug. 8, 2000
6097050	Memory configuration with self-aligning non-integrated capacitor configuration	Aug. 1, 2000
6093935	Transistor and method for manufacturing the same	Jul. 25, 2000
6091083	Gallium nitride type compound semiconductor light-emitting device having buffer layer with non-flat surface	Jul. 18, 2000
6091130	Semiconductor device having structure suitable for CMP process	Jul. 18, 2000
6071315	Two-dimensional to three-dimensional VLSI design	Jun. 6, 2000
6060665	Grooved paths for printed wiring board with obstructions	May. 9, 2000
6054748	High voltage semiconductor power device	Apr. 25, 2000
6054768	Metal fill by treatment of mobility layers	Apr. 25, 2000
6051889	Semiconductor device having a flip-chip structure	Apr. 18, 2000
6051871	Heterojunction bipolar transistor having improved heat dissipation	Apr. 18, 2000
6043507	Thin film transistors and methods of making	Mar. 28, 2000
6040618	Multi-chip module employing a carrier substrate with micromachined alignment structures and method of forming	Mar. 21, 2000
6034417	Semiconductor structure having more usable substrate area and method for forming same	Mar. 7, 2000
6028347	Semiconductor structures and packaging methods	Feb. 22, 2000
6025638	Structure for precision multichip assembly	Feb. 15, 2000
6020624	Semiconductor package with bi-substrate die	Feb. 1, 2000