Inventor · disambiguated record
Masaharu Sakamoto
Also filed as: OZAWA AKIO · SAKAMOTO MASAHARU
104 granted patents·4 pending applications·1,585 citations·filing 1975–2022
99Inventor score
Files withIBM40OLYMPUS OPTICAL CO19IRIS OHYAMA INC17MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11PIONEER ELECTRONIC CORP9
Top patents by PatentIndex Score
108 records- 0199USD359920SHandheld position detecting and indicating receiverMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Jul 4, 1995·211 cites·1 claims
- 0298USD303173SVacuum cleanerMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1986·Granted Aug 29, 1989·139 cites·1 claims
- 0398USD290894SVacuum cleanerMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1984·Granted Jul 14, 1987·84 cites·1 claims
- 0498USD280033SVacuum cleanerMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1983·Granted Aug 6, 1985·84 cites·1 claims
- 0596USD366220SHandheld position detecting and indicating receiverMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Jan 16, 1996·69 cites·1 claims
- 0696US4464050AApparatus for detecting optically defectsOLYMPUS OPTICAL CO·Filed 1982·Granted Aug 7, 1984·66 cites·15 claims
- 0794US9651856B2Source, target and mask optimization by incorporating contour based assessments and integration over process variationsIBM·Filed 2015·Granted May 16, 2017·5 cites·20 claims
- 0894US4577320ALight power controlling apparatusOLYMPUS OPTICAL CO·Filed 1984·Granted Mar 18, 1986·50 cites·8 claims
- 0993US9659202B2Printing and extraction of 2D barcode on 3D objectsIBM·Filed 2015·Granted May 23, 2017·9 cites·20 claims
- 1092US4611317AOptical disk apparatusOLYMPUS OPTICAL CO·Filed 1983·Granted Sep 9, 1986·44 cites·6 claims
- 1191US7509629B2Method for system and architecture design using unified modeling language (UML)IBM·Filed 2005·Granted Mar 24, 2009·32 cites·3 claims
- 1288USD855787SAir circulatorIRIS OHYAMA INC·Filed 2018·Granted Aug 6, 2019·27 cites·1 claims
- 1388US4683560AMicroprocessor controlled focussing servo acquisitionOLYMPUS OPTICAL CO·Filed 1983·Granted Jul 28, 1987·34 cites·10 claims
- 1488US4508450ASystem for checking defects on a flat surface of an objectOLYMPUS OPTICAL CO·Filed 1982·Granted Apr 2, 1985·55 cites·5 claims
- 1588US4505585ASystem for detecting defects on an optical surfaceOLYMPUS OPTICAL CO·Filed 1982·Granted Mar 19, 1985·55 cites·9 claims
- 1687US8954898B2Source-mask optimization for a lithography processIBM·Filed 2013·Granted Feb 10, 2015·5 cites·16 claims
- 1786US11138724B2Neural network classificationIBM·Filed 2017·Granted Oct 5, 2021·5 cites·7 claims
- 1885US10936912B2Image classification using a mask image and neural networksIBM·Filed 2018·Granted Mar 2, 2021·4 cites·25 claims
- 1985US10599978B2Weighted cascading convolutional neural networksIBM·Filed 2017·Granted Mar 24, 2020·4 cites·20 claims
- 2085US7886162B2Cryptographic secure program overlaysIBM·Filed 2007·Granted Feb 8, 2011·17 cites·20 claims
- 2185US7590238B2Managing device keys in cryptographic communicationIBM·Filed 2007·Granted Sep 15, 2009·11 cites·8 claims
- 2285US4094064AShearing tool for synthetic resin tubesMATSUZAKA IRON WORKS INC·Filed 1977·Granted Jun 13, 1978·61 cites·2 claims
- 2384US10713783B2Neural network classificationIBM·Filed 2017·Granted Jul 14, 2020·5 cites·8 claims
- 2484US8028254B2Determining manufacturability of lithographic mask using continuous derivatives characterizing the manufacturability on a continuous scaleIBM·Filed 2008·Granted Sep 27, 2011·7 cites·18 claims
- 2584US7502739B2Intonation generation method, speech synthesis apparatus using the method and voice serverIBM·Filed 2005·Granted Mar 10, 2009·17 cites·2 claims
- 2683US10078711B2Data driven shrinkage compensationIBM·Filed 2015·Granted Sep 18, 2018·3 cites·20 claims
- 2783USD252666SVinyl pipe cutterMATSUZAKA IRON WORKS INC·Filed 1977·Granted Aug 21, 1979·17 cites·1 claims
- 2882US9395622B2Synthesizing low mask error enhancement factor lithography solutionsGLOBALFOUNDRIES INC·Filed 2014·Granted Jul 19, 2016·3 cites·17 claims
- 2981USD1031003SAir circulatorIRIS OHYAMA INC·Filed 2022·Granted Jun 11, 2024·6 cites·1 claims
- 3081USD1015661SVacuum cleanerIRIS OHYAMA INC·Filed 2021·Granted Feb 20, 2024·7 cites·1 claims
- 3181US7520443B2System, method, and program for extracting invisible informationIBM·Filed 2006·Granted Apr 21, 2009·15 cites·3 claims
- 3280USD886269SAir humidifier with a circulatorIRIS OHYAMA INC·Filed 2018·Granted Jun 2, 2020·17 cites·1 claims
- 3379US9250535B2Source, target and mask optimization by incorporating countour based assessments and integration over process variationsIBM·Filed 2013·Granted Feb 2, 2016·2 cites·20 claims
- 3479USD278247STypewriterKYUSHU MATSUSHITA ELECTRIC CO LTD·Filed 1983·Granted Apr 2, 1985·19 cites·1 claims
- 3578US8539390B2Determining manufacturability of lithographic mask based on manufacturing shape penalty of aspect ratio of edge that takes into account pair of connected edges of the edgeINOUE TADANOBU·Filed 2011·Granted Sep 17, 2013·3 cites·20 claims
- 3678US7593528B2Managing device keys in cryptographic communicationIBM·Filed 2007·Granted Sep 22, 2009·6 cites·10 claims
- 3778US4750163APick-up head abnormality detector for optical recording/reproducing apparatusOLYMPUS OPTICAL CO·Filed 1986·Granted Jun 7, 1988·22 cites·10 claims
- 3877US12406022B2Data augmentation for machine learningIBM·Filed 2021·Granted Sep 2, 2025·1 cites·20 claims
- 3977USD1030027SAir circulatorIRIS OHYAMA INC·Filed 2022·Granted Jun 4, 2024·5 cites·1 claims
- 4077US11410064B2Automated determination of explanatory variablesIBM·Filed 2020·Granted Aug 9, 2022·1 cites·20 claims
- 4176US10599977B2Cascaded neural networks using test ouput from the first neural network to train the second neural networkIBM·Filed 2016·Granted Mar 24, 2020·2 cites·20 claims
- 4276US10248808B2File sharing and policy control based on file link mechanismIBM·Filed 2017·Granted Apr 2, 2019·2 cites·15 claims
- 4375US8959462B2Mask design method, program, and mask design systemIBM·Filed 2013·Granted Feb 17, 2015·2 cites·20 claims
- 4475US4070694APicture image information band compression and transmission systemOLYMPUS OPTICAL CO·Filed 1975·Granted Jan 24, 1978·19 cites·10 claims
- 4573USD872253SAir circulatorIRIS OHYAMA INC·Filed 2018·Granted Jan 7, 2020·13 cites·1 claims
- 4673USD872254SAir circulatorIRIS OHYAMA INC·Filed 2018·Granted Jan 7, 2020·13 cites·1 claims
- 4773US10052900B2Printing and extraction of 2D barcode on 3D objectsIBM·Filed 2017·Granted Aug 21, 2018·1 cites·20 claims
- 4872US11934944B2Neural networks using intra-loop data augmentation during network trainingIBM·Filed 2018·Granted Mar 19, 2024·2 cites·14 claims
- 4972US8453076B2Wavefront engineering of mask data for semiconductor device designINOUE TADANOBU·Filed 2010·Granted May 28, 2013·2 cites·20 claims
- 5072US5364445ARecovery method of rhodiumN E CHEMCAT CORP·Filed 1993·Granted Nov 15, 1994·15 cites·16 claims
Showing the top 50 of 108 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →