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Class Information
Number: 257/797
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Alignment marks
Description: Subject matter wherein the active solid-state device is provided with one or more indicia or marks used during fabrication of the device to facilitate accurate alignment of regions in the device.


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

Patent Number Title Of Patent Date Issued
7622813 Oriented self-location of microstructures with alignment structures Nov. 24, 2009
7618832 Semiconductor substrate having reference semiconductor chip and method of assembling semiconductor chip using the same Nov. 17, 2009
7619312 Method and apparatus for precisely aligning integrated circuit chips Nov. 17, 2009
7615404 High-contrast laser mark on substrate surfaces Nov. 10, 2009
7611980 Single spacer process for multiplying pitch by a factor greater than two and related intermediate IC structures Nov. 3, 2009
7612459 Multi-chip module and single-chip module for chips and proximity connectors Nov. 3, 2009
7608932 Deterministic generation of an integrated circuit identification number Oct. 27, 2009
7602072 Substrate having alignment marks and method of obtaining alignment information using the same Oct. 13, 2009
7601605 Method for manufacturing semiconductor device, method for forming alignment mark, and semiconductor device Oct. 13, 2009
7598536 Semiconductor device having load resistor and method of fabricating the same Oct. 6, 2009
7598024 Method and system for enhanced lithographic alignment Oct. 6, 2009
7586202 Alignment sensing method for semiconductor device Sep. 8, 2009
7582395 Overlay mark Sep. 1, 2009
7579616 Four-terminal programmable via-containing structure and method of fabricating same Aug. 25, 2009
7576441 Boron-doped amorphous carbon film for use as a hard etch mask during the formation of a semiconductor device Aug. 18, 2009
7575980 Semiconductor device and method for manufacturing the same Aug. 18, 2009
7573142 Alignment key structure in a semiconductor device and method of forming the same Aug. 11, 2009
7569939 Self alignment features for an electronic assembly Aug. 4, 2009
7557449 Flexible via design to improve reliability Jul. 7, 2009
7554211 Semiconductor wafer and manufacturing process for semiconductor device Jun. 30, 2009
7547979 Semiconductor device and method of locating a predetermined point on the semiconductor device Jun. 16, 2009
7547608 Polysilicon hard mask for enhanced alignment signal Jun. 16, 2009
7545024 Laser beam processing apparatus for processing semiconductor wafer in production of semiconductor devices, laser beam processing method executed therein, and such semiconductor wafer processed Jun. 9, 2009
7542195 Triple alignment substrate method and structure for packaging devices Jun. 2, 2009
7541256 Method of fabricating back-illuminated imaging sensors using a bump bonding technique Jun. 2, 2009
7541255 Method for manufacturing semiconductor device Jun. 2, 2009
7541294 Semiconductor package and semiconductor package mounting method Jun. 2, 2009
7538443 Offset dependent resistor for measuring misalignment of stitched masks May. 26, 2009
7538444 Wafer with optical control modules in exposure fields May. 26, 2009
7534695 Method of manufacturing a semiconductor device May. 19, 2009
7531907 System and method for forming serial numbers on HDD wafers May. 12, 2009
7525201 Semiconductor chip having solder bumps and dummy bumps Apr. 28, 2009
7518252 Thin-film semiconductor substrate, method of manufacturing thin-film semiconductor substrate, method of crystallization, apparatus for crystallization, thin-film semiconductor device, and meth Apr. 14, 2009
7514802 Wiring board Apr. 7, 2009
7514278 Test-key for checking interconnect and corresponding checking method Apr. 7, 2009
7510124 Wafer identification mark Mar. 31, 2009
7507633 Method and structure for improved alignment in MRAM integration Mar. 24, 2009
7508051 Wafer with optical control modules in dicing paths Mar. 24, 2009
7508084 CMOS image sensor Mar. 24, 2009
7494830 Method and device for wafer backside alignment overlay accuracy Feb. 24, 2009
7495323 Semiconductor package structure having multiple heat dissipation paths and method of manufacture Feb. 24, 2009
7494825 Top contact alignment in semiconductor devices Feb. 24, 2009
7495347 Ion implantation with multiple concentration levels Feb. 24, 2009
7492049 Multi-layer registration and dimensional test mark for scatterometrical measurement Feb. 17, 2009
7485975 Alignment error measuring mark and method for manufacturing semiconductor device using the same Feb. 3, 2009
7482703 Semiconductor device having align mark layer and method of fabricating the same Jan. 27, 2009
7474104 Wafer-to-wafer alignments Jan. 6, 2009
7470614 Methods for fabricating semiconductor devices and contacts to semiconductor devices Dec. 30, 2008
7466412 Method of detecting displacement of exposure position marks Dec. 16, 2008
7462548 Substrate provided with an alignment mark in a substantially transmissive process layer, mask for exposing said mark, device manufacturing method, and device manufactured thereby Dec. 9, 2008

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