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Class Information
Number: 257/E21.329
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) > Radiation treatment (epo) > Using natural radiation, e.g., alpha , beta or gamma radiation (epo)
Description: This subclass is indented under subclass E21.328. This subclass is substantially the same in scope as ECLA classification H01L21/26C.










Patents under this class:

Patent Number Title Of Patent Date Issued
8652893 Semiconductor device and manufacturing method thereof Feb. 18, 2014
8647988 Memory device and method of fabricating the same Feb. 11, 2014
8629567 Integrated circuit packaging system with contacts and method of manufacture thereof Jan. 14, 2014
8492862 Sputtering target and manufacturing method thereof, and transistor Jul. 23, 2013
8441085 Method of manufacturing electronic apparatus and electronic apparatus May. 14, 2013
8409982 Method of forming solid blind vias through the dielectric coating on high density interconnect (HDI) substrate materials Apr. 2, 2013
8232566 Light emitting device, package, and system Jul. 31, 2012
8217513 Remote plasma processing of interface surfaces Jul. 10, 2012
8212345 Holding jig, semiconductor wafer grinding method, semiconductor wafer protecting structure and semiconductor wafer grinding method and semiconductor chip fabrication method using the structure Jul. 3, 2012
8174078 Flat-panel display semiconductor process for efficient manufacturing May. 8, 2012
8138573 On-chip heater and methods for fabrication thereof and use thereof Mar. 20, 2012
8101490 Method for manufacturing semiconductor device and apparatus for manufacturing same Jan. 24, 2012
8084339 Remote plasma processing of interface surfaces Dec. 27, 2011
8048754 Method for manufacturing SOI substrate and method for manufacturing single crystal semiconductor layer Nov. 1, 2011
8008188 Method of forming solid blind vias through the dielectric coating on high density interconnect substrate materials Aug. 30, 2011
7985700 Composition for forming insulating film and method for fabricating semiconductor device Jul. 26, 2011
7951695 Method for reducing plasma discharge damage during processing May. 31, 2011
7935555 Method and system for sealing a substrate May. 3, 2011
7906834 Display device having thin film semiconductor device and manufacturing method of thin film semiconductor device Mar. 15, 2011
7902642 Resin composition for sealing light-emitting device and lamp Mar. 8, 2011
7875501 Holding jig, semiconductor wafer grinding method, semiconductor wafer protecting structure and semiconductor wafer grinding method and semiconductor chip fabrication method using the structure Jan. 25, 2011
7863115 Flat-panel display semiconductor process for efficient manufacturing Jan. 4, 2011
7838402 Method of manufacturing electronic apparatus and electronic apparatus Nov. 23, 2010
7820532 Methods for simultaneously forming doped regions having different conductivity-determining type element profiles Oct. 26, 2010
7790563 Semiconductor device, electronic device and method for manufacturing semiconductor device Sep. 7, 2010
7785936 Method for repair of semiconductor device Aug. 31, 2010
7745302 Method for making transmission electron microscope grid Jun. 29, 2010
7727863 Sonic irradiation during wafer immersion Jun. 1, 2010
7727902 Composition for forming nitride coating film for hard mask Jun. 1, 2010
7704826 Leveling algorithm for semiconductor manufacturing equipment and related apparatus Apr. 27, 2010
7655540 Method and jig structure for positioning bare dice Feb. 2, 2010
7651955 Method for forming silicon-containing materials during a photoexcitation deposition process Jan. 26, 2010
7648925 Multilayer barrier stacks and methods of making multilayer barrier stacks Jan. 19, 2010
7642127 Method and system for sealing a substrate Jan. 5, 2010
7629206 Patterning self-aligned transistors using back surface illumination Dec. 8, 2009
7622328 Processing method of wafer Nov. 24, 2009
7598120 Method for holding semiconductor wafer Oct. 6, 2009
7579211 Flip-chip semiconductor device utilizing an elongated tip bump Aug. 25, 2009
7498238 Chip and method for dicing wafer into chips Mar. 3, 2009
6878595 Technique for suppression of latchup in integrated circuits (ICS) Apr. 12, 2005
6869897 Manufacturing method for semiconductor substrate, and semiconductor device having a strained Si layer Mar. 22, 2005
6335562 Method and design for the suppression of single event upset failures in digital circuits made from GaAs and related compounds Jan. 1, 2002











 
 
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