G03F 1/44

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Description

Class  G03F : PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR


Subclass 1/44: Originals for photomechanical production of textured or patterned surfaces, e.g. masks, photo-masks or reticles; Mask blanks or pellicles therefor; Containers specially adapted therefor; Preparation thereof Masks having auxiliary features, e.g. special coatings or marks for alignment or testing; Preparation thereof Testing or measuring features, e.g. grid patterns, focus monitors, sawtooth scales or notched scales 

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
12242183 Enforcing mask synthesis consistency across random areas of integrated circuit chipsApr 03, 24Mar 04, 25Synopsys, Inc.
12222641 Method and device for optimizing mask parametersNov 08, 21Feb 11, 25Institute of Microelectronics, Chinese Academy of Sciences
12216979 Method for correcting mask pattern, apparatus for correcting mask pattern and method for manufacturing semiconductor deviceJan 11, 22Feb 04, 25CHANGXIN MEMORY TECHNOLOGIES, INC.
12197124 Lithography measurement machine and operating method thereofDec 08, 21Jan 14, 25Hon Hai Precision Industry Co., Ltd
12183609 Wafer carrier with reticle template for marking reticle fields on a semiconductor waferMar 03, 22Dec 31, 24Micron Technology Inc.
12105414 Targets for diffraction-based overlay error metrologyOct 06, 22Oct 01, 24KLA Corporation
12108134 Methods for manufacturing phase masks and lens-less camera moduleFeb 14, 23Oct 01, 24Not available
12055850 Fabricating method of photomask, photomask structure thereof, and semiconductor manufacturing method using the sameApr 09, 23Aug 06, 24Taiwan Semiconductor Manufacturing Company Ltd.
12013634 Reduction or elimination of pattern placement error in metrology measurementsDec 06, 22Jun 18, 24KLA-TENCOR Corporation
11977327 Enforcing mask synthesis consistency across random areas of integrated circuit chipsMay 20, 22May 07, 24Synopsys, Inc.
11972187 Methods for modeling of a design in reticle enhancement technologyFeb 27, 23Apr 30, 24D2S, Inc.
11934094 Mask fingerprint using mask sensitive circuitMar 23, 21Mar 19, 24International Business Machine Corporation
11860532 Photomask including fiducial mark and method of making a semiconductor device using the photomaskJul 26, 22Jan 02, 24TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
11852964 Method for manufacturing reflective mask blank, reflective mask blank, method for manufacturing reflective mask, reflective mask, and method for manufacturing semiconductor deviceMay 20, 21Dec 26, 23501 Hoya Corporation
11829066 Sub-resolution assist featuresApr 26, 21Nov 28, 23Taiwan Semiconductor Manufacturing Co., Ltd.
11822233 Image pickup apparatus and focus adjustment method using bending correction to adjust focusingJul 16, 20Nov 21, 23Lasertec Corporation
11797748 Method for generating patterning device pattern at patch boundaryNov 18, 19Oct 24, 23ASML NETHERLANDS B.V.
11748869 Image-based overlay targets incorporating features for pattern recognition and moire fringe patterns for measurementJul 08, 19Sep 05, 23Intel Corp.
11733605 EUV in-situ linearity calibration for TDI image sensors using test photomasksJun 12, 20Aug 22, 23KLA Corporation
11703752 Method of accelerated hazing of mask assemblyMar 25, 21Jul 18, 23TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2025/0060,661 SUBSTRATE COMPRISING A TARGET ARRANGEMENT, ASSOCIATED PATTERNING DEVICE AND METROLOGY METHODNov 28, 22Feb 20, 25ASML Netherlands B.V.
2024/0411,221 PHOTOMASK SET, DESIGN METHOD THEREOF, AND MANUFACTURING METHOD OF PHOTORESIST PATTERNJul 03, 23Dec 12, 24United Microelectronics Corp.
2024/0329,518 PHOTOMASK CREATING METHOD, DATA CREATING METHOD, AND ELECTRONIC DEVICE MANUFACTURING METHODJun 14, 24Oct 03, 24Gigaphoton Inc.
2024/0310,721 METHOD AND APPARATUS FOR CALIBRATING AN OPERATION ON A PHOTOMASKMay 17, 24Sep 19, 24Not available
2024/0302,733 RETICLE-LIKE SENSING ASSEMBLYJan 16, 24Sep 12, 24Not available
2024/0304,445 PHOTOMASK STRUCTURE AND PATTERNING METHODDec 25, 23Sep 12, 24WINBOND ELECTRONICS CORP.
2024/0282,647 CLUSTERED IC DIES TO INCREASE IC DIES PER WAFERFeb 21, 23Aug 22, 24Not available
2024/0241,451 METHOD OF MEASURING OVERLAY AND SEMICONDUCTOR DEVICE MANUFACTURED USING THE SAMEDec 05, 23Jul 18, 24Not available
2024/0241,455 ELECTRONIC DEVICEDec 14, 23Jul 18, 24Chimei Innolux Corporation
2024/0220,695 METHODS FOR MODELING OF A DESIGN IN RETICLE ENHANCEMENT TECHNOLOGYMar 15, 24Jul 04, 24D2S, Inc.
2024/0192,583 PHOTOMASK INCLUDING MONITORING MARKAug 23, 23Jun 13, 24Not available
2024/0142,959 METHOD FOR DECOUPLING SOURCES OF VARIATION RELATED TO SEMICONDUCTOR MANUFACTURINGJan 08, 24May 02, 24ASML Netherlands B.V.
2024/0094,625 PHOTOMASK INCLUDING FIDUCIAL MARK AND METHOD OF MAKING A PHOTOMASKNov 29, 23Mar 21, 24Not available
2024/0085,778 PHOTOMASK INCLUDING LINE PATTERN MONITORING MARK AND METHOD OF MANUFACTURING INTEGRATED CIRCUIT DEVICE USING THE SAMEMay 16, 23Mar 14, 24Not available
2024/0085,779 METHOD AND APPARATUS FOR QUALIFYING A MASK FOR USE IN LITHOGRAPHYSep 08, 23Mar 14, 24Not available
2024/0086,607 MODELING OF A DESIGN IN RETICLE ENHANCEMENT TECHNOLOGYNov 20, 23Mar 14, 24D2S, Inc.
2024/0077,799 METHOD FOR CORRECTING LITHOGRAPHY PATTERN OF SURFACE PLASMANov 02, 21Mar 07, 24Not available
2024/0077,804 PHOTOMASK AND METHODS FOR MEASURING AND MANUFACTURING THE PHOTOMASKSep 01, 22Mar 07, 24TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
2024/0053,673 STRUCTURE AND METHOD OF SIGNAL ENHANCEMENT FOR ALIGNMENT PATTERNSAug 11, 22Feb 15, 24Not available
2024/0045,321 OPTICAL PROXIMITY CORRECTION METHOD USING NEURAL JACOBIAN MATRIX AND METHOD OF MANUFACTURING MASK BY USING THE OPTICAL PROXIMITY CORRECTION METHODApr 06, 23Feb 08, 24Not available

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