Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Physics
Class Information
Number: 257/E21.531
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) > Testing or measuring during manufacture or treatment or reliability measurement, i.e., testing of parts followed by no processing which modifies parts as such (epo) > Measuring as part of manufacturing process (epo) > For electrical parameters, e.g., resistance, deep-levels, cv, diffusions by electrical means (epo)
Description: This subclass is indented under subclass E21.529. This subclass is substantially the same in scope as ECLA classification H01L21/66M4.


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
7405090 Method of measuring an effective channel length and an overlap length in a metal-oxide semiconductor field effect transistor Jul. 29, 2008
7405091 Method for testing contact open in semicoductor device Jul. 29, 2008
7381575 Device and method for detecting alignment of active areas and memory cell structures in DRAM devices Jun. 3, 2008
7351595 Method for manufacturing semiconductor device Apr. 1, 2008
7282375 Wafer level package design that facilitates trimming and testing Oct. 16, 2007
7276388 Method, system, and apparatus for authenticating devices during assembly Oct. 2, 2007
7250313 Method of detecting un-annealed ion implants Jul. 31, 2007
7223616 Test structures in unused areas of semiconductor integrated circuits and methods for designing the same May. 29, 2007
7220990 Technique for evaluating a fabrication of a die and wafer May. 22, 2007
7214961 Semiconductor testing device and semiconductor testing method May. 8, 2007
7214962 Apparatus and methods of testing and assembling bumped devices using an anisotropically conductive layer May. 8, 2007
7180152 Process for resurf diffusion for high voltage MOSFET Feb. 20, 2007
7151003 Semiconductor wafer test system Dec. 19, 2006
7138283 Method for analyzing fail bit maps of wafers Nov. 21, 2006
7132684 Test structure for detecting defect size in a semiconductor device and test method using same Nov. 7, 2006
7105379 Implementation of protection layer for bond pad protection Sep. 12, 2006
7046760 Method of measuring and controlling concentration of dopants of a thin film May. 16, 2006
7033844 Wafer including an In-containing-compound semiconductor surface layer, and method for profiling its carrier concentration Apr. 25, 2006
7020577 Apparatus and method for investigating semiconductors wafer Mar. 28, 2006
6967490 Real-time in-line testing of semiconductor wafers Nov. 22, 2005
6953698 Methods for making microwave circuits Oct. 11, 2005
6927078 Method of measuring contact resistance of probe and method of testing semiconductor device Aug. 9, 2005
6924657 Real-time in-line testing of semiconductor wafers Aug. 2, 2005
6908777 Compound semiconductor device and method for controlling characteristics of the same Jun. 21, 2005
6909302 Real-time in-line testing of semiconductor wafers Jun. 21, 2005
6872581 Measuring back-side voltage of an integrated circuit Mar. 29, 2005
6859023 Evaluation method for evaluating insulating film, evaluation device therefor and method for manufacturing evaluation device Feb. 22, 2005
6858511 Method of semiconductor via testing Feb. 22, 2005
6859060 Inspection method of semiconductor device and inspection system Feb. 22, 2005
6851096 Method and apparatus for testing semiconductor wafers Feb. 1, 2005
6803242 Evaluation method of IG effectivity in semiconductor silicon substrates Oct. 12, 2004
6803588 Apparatus and method for rapid photo-thermal surfaces treatment Oct. 12, 2004
6787802 Semiconductor device including evaluation elements Sep. 7, 2004
6741093 Method of determining one or more properties of a semiconductor wafer May. 25, 2004
6607927 Method and apparatus for monitoring in-line copper contamination Aug. 19, 2003
6602729 Pulse voltage breakdown (VBD) technique for inline gate oxide reliability monitoring Aug. 5, 2003
6569691 Measurement of different mobile ion concentrations in the oxide layer of a semiconductor wafer May. 27, 2003
6548420 Measurement and analysis of mercury-based pseudo-field effect transistors Apr. 15, 2003
6538462 Method for measuring stress induced leakage current and gate dielectric integrity using corona discharge Mar. 25, 2003
6531777 Barrier metal integrity testing using a dual level line to line leakage testing pattern and partial CMP Mar. 11, 2003
6528335 Electrical method for assessing yield-limiting asperities in silicon-on-insulator wafers Mar. 4, 2003
6525544 Method for predicting lifetime of insulating film and method for reliability testing of semiconductor device Feb. 25, 2003
6521469 Line monitoring of negative bias temperature instabilities by hole injection methods Feb. 18, 2003
6514778 Method for measuring effective gate channel length during C-V method Feb. 4, 2003
6504185 Compound semiconductor device and method for controlling characteristics of the same Jan. 7, 2003
6498384 Structure and method of semiconductor via testing Dec. 24, 2002
6475816 Method for measuring source and drain junction depth in silicon on insulator technology Nov. 5, 2002
6469535 Method for examining semiconductor substrate, and method for controlling fabrication process of semiconductor devices Oct. 22, 2002
6465266 Semiconductor device short analysis Oct. 15, 2002
6461880 Method for monitoring silicide failures Oct. 8, 2002

1 2 3 4


 
 
  Recently Added Patents
Inhibitors of RGS proteins
Multi-band omni directional antenna
Methods and apparatus for implementing virtualization of storage within a storage area network
Process for preparing zirconium-cerium-based mixed oxides
Classification data structure enabling multi-dimensional network traffic classification and control schemes
Azimuthal binning of density and porosity data
Fender for boats with internal conduit
  Randomly Featured Patents
Method and composition for treatment of diabetes
Concept-based search and retrieval system
Method of forming a fuel feed passage in the feed arm of a fuel injector
Method for preparing an imaging element for making an improved printing plate according to the silver salt diffusion transfer process
Ball game practice apparatus
Collapsible game table
Conductive iron-based storage battery
Desalination and concomitant carbon dioxide capture yielding liquid carbon dioxide
Process for making strong metallurgical coke
Duplicate tag store for a processor having primary and backup cache memories in a multiprocessor computer system