Inventor · disambiguated record
Tatsuya Kato
Also filed as: KATO TATSUYA
158 granted patents·40 pending applications·1,751 citations·filing 1978–2025
99Inventor score
Top patents by PatentIndex Score
198 records- 0196US11374015B2Semiconductor memory deviceKIOXIA CORP·Filed 2020·Granted Jun 28, 2022·3 cites·18 claims
- 0296US6965556B1Optical information medium having high resolution beyond a diffraction limit and reading methodTDK CORP·Filed 2000·Granted Nov 15, 2005·68 cites·10 claims
- 0396US6667952B2Optical storage medium having a specific light transmitting layer for small laser beam and high linear velocityTDK CORP·Filed 2001·Granted Dec 23, 2003·59 cites·14 claims
- 0494US10763272B2Semiconductor memory deviceTOSHIBA MEMORY CORP·Filed 2019·Granted Sep 1, 2020·7 cites·21 claims
- 0594US10276586B2Semiconductor device and method for manufacturing sameTOSHIBA MEMORY CORP·Filed 2016·Granted Apr 30, 2019·11 cites·13 claims
- 0694US10242992B2Semiconductor memory deviceTOSHIBA MEMORY CORP·Filed 2016·Granted Mar 26, 2019·8 cites·11 claims
- 0794US10020315B1Semiconductor memory deviceTOSHIBA MEMORY CORP·Filed 2017·Granted Jul 10, 2018·9 cites·10 claims
- 0894US9431412B1Semiconductor memory device and method for manufacturing the sameTOSHIBA KK·Filed 2015·Granted Aug 30, 2016·14 cites·17 claims
- 0994US7643913B2Vehicle remote control apparatus and systemTOYOTA MOTOR CO LTD·Filed 2006·Granted Jan 5, 2010·121 cites·10 claims
- 1094US5910063ALubricating structure of planetary gearJATCO CORP·Filed 1997·Granted Jun 8, 1999·62 cites·4 claims
- 1193US10032935B2Semiconductor memory device with charge-diffusion-less transistorsTOSHIBA MEMORY CORP·Filed 2016·Granted Jul 24, 2018·13 cites·19 claims
- 1293US6430128B1Method for reading optical information medium and optical information mediumTDK CORP·Filed 2000·Granted Aug 6, 2002·40 cites·3 claims
- 1393US6335052B1Method of producing alumina particlesYAZAKI CORP·Filed 2000·Granted Jan 1, 2002·51 cites·11 claims
- 1492US9847342B2Semiconductor memory device and method for manufacturing sameTOSHIBA MEMORY CORP·Filed 2016·Granted Dec 19, 2017·10 cites·9 claims
- 1592US7308256B2Mobile communication terminal, information processing apparatus, relay server apparatus, information processing system, and information processing methodNTT DOCOMO INC·Filed 2003·Granted Dec 11, 2007·99 cites·8 claims
- 1690US6154437APhase-change optical recording medium and its writing with high reliability after long period use and/or high environmental temperature storageTDK CORP·Filed 1999·Granted Nov 28, 2000·59 cites·18 claims
- 1789US10910392B2Semiconductor memory deviceTOSHIBA MEMORY CORP·Filed 2019·Granted Feb 2, 2021·4 cites·1 claims
- 1889US10103155B2Semiconductor memory deviceTOSHIBA MEMORY CORP·Filed 2017·Granted Oct 16, 2018·6 cites·21 claims
- 1989US8297678B2Retractable seat for vehicleNAKAO TOMOHIRO·Filed 2010·Granted Oct 30, 2012·27 cites·2 claims
- 2089US7626660B2Liquid crystal display device having misaligned reflectorsSEIKO EPSON CORP·Filed 2005·Granted Dec 1, 2009·12 cites·6 claims
- 2189US7082090B2Method of recording information to an optical recording medium, information recording apparatus, and optical recording mediumTDK CORP·Filed 2002·Granted Jul 25, 2006·25 cites·15 claims
- 2289US6611394B1Recording medium, tape drive, and method for identifying type of recording mediumSONY CORP·Filed 1999·Granted Aug 26, 2003·60 cites·13 claims
- 2388US9257443B1Memory device and method for manufacturing the sameTOSHIBA KK·Filed 2015·Granted Feb 9, 2016·6 cites·15 claims
- 2487US6030679AOptical recording material and its fabrication methodTDK CORP·Filed 1998·Granted Feb 29, 2000·53 cites·10 claims
- 2587US2025328768A1Information processing device and information processing methodPREFERRED NETWORKS INC·Filed 2025·Application pending·0 cites
- 2686US6087067AOptical recording mediumTDKCORPORATION·Filed 1998·Granted Jul 11, 2000·48 cites·4 claims
- 2786US5963246AMulti-point video conference systemNEC CORP·Filed 1998·Granted Oct 5, 1999·103 cites·4 claims
- 2886US5637372APhase change optical recording mediumTDK CORP·Filed 1996·Granted Jun 10, 1997·49 cites·2 claims
- 2986USD298939SKey telephone set with speakerphone and visual display panelNEC CORP·Filed 1987·Granted Dec 13, 1988·25 cites·1 claims
- 3085US10043815B2Semiconductor memory deviceTOSHIBA MEMORY CORP·Filed 2017·Granted Aug 7, 2018·3 cites·13 claims
- 3185US7227826B2Method of recording information in optical recording medium, information recording apparatus and optical recording mediumTDK CORP·Filed 2003·Granted Jun 5, 2007·19 cites·16 claims
- 3285US2025272564A1Information processing device and information processing methodPREFERRED NETWORKS INC·Filed 2025·Application pending·0 cites
- 3384US7167431B2Method for recording information on optical recording medium, information recorder, and optical recording mediumTDK CORP·Filed 2003·Granted Jan 23, 2007·18 cites·21 claims
- 3483US9620515B2Semiconductor memory deviceTOSHIBA KK·Filed 2015·Granted Apr 11, 2017·4 cites·12 claims
- 3582US6643086B1Tape driving apparatusSONY CORP·Filed 2000·Granted Nov 4, 2003·20 cites·15 claims
- 3682US6425042B1Tape drive apparatus for judging an operational mode of the tape based on detected tape management informationSONY CORP·Filed 1999·Granted Jul 23, 2002·42 cites·7 claims
- 3782US6040030AOptical recording mediumTDK CORP·Filed 1998·Granted Mar 21, 2000·69 cites·12 claims
- 3880US9296262B2Pneumatic tire with specified first and second carcass pliesTOYO TIRE & RUBBER CO·Filed 2013·Granted Mar 29, 2016·2 cites·3 claims
- 3980US7890619B2Server apparatus, and information processing method for notifying of detection of computer virusNTT DOCOMO INC·Filed 2003·Granted Feb 15, 2011·33 cites·18 claims
- 4079US11669077B2Machine learning apparatus, numerical control apparatus, wire electric discharge machine, and machine learning methodMITSUBISHI ELECTRIC CORP·Filed 2019·Granted Jun 6, 2023·4 cites·15 claims
- 4178US7653417B2Mobile unit, call origination controlling method, and call termination controlling methodNTT DOCOMO INC·Filed 2006·Granted Jan 26, 2010·5 cites·3 claims
- 4277US10134750B2Stacked type semiconductor memory device and method for manufacturing the sameTOSHIBA MEMORY CORP·Filed 2015·Granted Nov 20, 2018·2 cites·8 claims
- 4377US8837223B2Nonvolatile semiconductor memory device and method for manufacuring the sameSAKAMOTO WATARU·Filed 2012·Granted Sep 16, 2014·6 cites·20 claims
- 4477US7999393B2Semiconductor device and manufacturing method thereofTOSHIBA KK·Filed 2008·Granted Aug 16, 2011·4 cites·13 claims
- 4577US6646674B1TV telephone systemNEC CORP·Filed 2000·Granted Nov 11, 2003·25 cites·6 claims
- 4677USD300926SKey telephone setNEC CORP·Filed 1987·Granted May 2, 1989·17 cites·1 claims
- 4776US12481445B2Processing system and processing method for neural networkPREFERRED NETWORKS INC·Filed 2023·Granted Nov 25, 2025·0 cites·20 claims
- 4876US8324094B2Semiconductor device and manufacturing method thereofENDO MASATO·Filed 2011·Granted Dec 4, 2012·3 cites·11 claims
- 4976US6940819B2Internet telephone apparatus and method for an internet telephone setNEC CORP·Filed 2001·Granted Sep 6, 2005·18 cites·7 claims
- 5075US8986568B2Sintered magnet and method for producing the sintered magnetMORITA HIROYUKI·Filed 2011·Granted Mar 24, 2015·2 cites·2 claims
Showing the top 50 of 198 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →