Inventor · disambiguated record
Hajime Takahashi
Also filed as: TAKAHASHI HAJIME
33 granted patents·8 pending applications·371 citations·filing 1986–2025
97Inventor score
Top patents by PatentIndex Score
41 records- 0187US6709176B2Printer controlling device, printer controlling method, and computer productRICOH KK·Filed 2001·Granted Mar 23, 2004·41 cites·39 claims
- 0284US11264889B2Electric-power conversion apparatusMITSUBISHI ELECTRIC CORP·Filed 2020·Granted Mar 1, 2022·2 cites·16 claims
- 0380US2025286293A1Connector device and electric connectorI PEX INC·Filed 2025·Application pending·0 cites
- 0477US12278075B2Fuse with arc suppressing mastic materialLITTELFUSE INC·Filed 2023·Granted Apr 15, 2025·0 cites·16 claims
- 0577US5270631ALinear DC motor driving deviceOLYMPUS OPTICAL CO·Filed 1992·Granted Dec 14, 1993·45 cites·14 claims
- 0676US4962107AAgent for cerebral protectionKYOWA HAKKO KOGYO KK·Filed 1989·Granted Oct 9, 1990·11 cites·2 claims
- 0773US4820232AVoice making device for moving animal toy and moving animal toy using the voice making deviceIWAYA KK·Filed 1988·Granted Apr 11, 1989·30 cites·2 claims
- 0870US12224145B2Protection deviceLITTELFUSE JAPAN G K·Filed 2022·Granted Feb 11, 2025·0 cites·13 claims
- 0969US5982535ACentrifuge microscope capable of realizing polarized light observationMARINE BIOLOGICAL LAB·Filed 1997·Granted Nov 9, 1999·35 cites·9 claims
- 1067US5521495ASensor for contactless determination of an angle of rotation of a rotatable structural elementZEXEL CORP·Filed 1994·Granted May 28, 1996·29 cites·16 claims
- 1164US12456929B2Power conversion deviceMITSUBISHI ELECTRIC CORP·Filed 2023·Granted Oct 28, 2025·0 cites·16 claims
- 1264US11160849B2Norovirus deactivator and method for producing same, method for deactivating norovirus, method for producing lysozyme component for norovirus deactivation use, prophylactic or therapeutic agent for norovirus infection, and external preparation for skin for norovirus deactivation purposesNATIONAL UNIV CORPORATION TOKYO UNIV OF MARINE SCIENCE AND TECHNOLOGY·Filed 2019·Granted Nov 2, 2021·0 cites·5 claims
- 1364US9099931B2Power supply deviceOLYMPUS CORP·Filed 2013·Granted Aug 4, 2015·2 cites·2 claims
- 1462US7711911B2Semiconductor storage device detecting change of memory content and information processing device including semiconductor storage device detecting change of memory contentFUJITSU LTD·Filed 2006·Granted May 4, 2010·2 cites·3 claims
- 1561US12424925B2Filter for power conversion device with parallel power modulesMITSUBISHI ELECTRIC CORP·Filed 2022·Granted Sep 23, 2025·0 cites·20 claims
- 1658US7000679B2Casting, vertical casting method and vertical casting apparatusDAIDO STEEL CO LTD·Filed 2003·Granted Feb 21, 2006·3 cites·1 claims
- 1757US5634037AMultiprocessor system having a shared memory with exclusive access for a requesting processor which is maintained until normal completion of a process and for retrying the process when not normally completedFUJITSU LTD·Filed 1994·Granted May 27, 1997·31 cites·10 claims
- 1855US12301235B2Semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2023·Granted May 13, 2025·0 cites·18 claims
- 1954US8189356B2PWM inverterTAKAHASHI HAJIME·Filed 2007·Granted May 29, 2012·5 cites·4 claims
- 2052US5410650AMessage control system for data communication systemFUJITSU LTD·Filed 1991·Granted Apr 25, 1995·26 cites·34 claims
- 2149US7708637B2Game program and game apparatusNINTENDO CO LTD·Filed 2006·Granted May 4, 2010·0 cites·17 claims
- 2248US7368891B2Charge control method of capacitor in thyristor converterYASKAWA DENKI SEISAKUSHO KK·Filed 2006·Granted May 6, 2008·2 cites·3 claims
- 2348US5761728AAsynchronous access system controlling processing modules making requests to a shared system memoryFUJITSU LTD·Filed 1996·Granted Jun 2, 1998·22 cites·8 claims
- 2447US4810226ACalling device of motion toy and motion toy using said calling deviceIWAYA KK·Filed 1987·Granted Mar 7, 1989·13 cites·4 claims
- 2546US5517625ASystem bus control system for multiprocessor systemFUJITSU LTD·Filed 1993·Granted May 14, 1996·17 cites·7 claims
- 2646US2004184080A1Printer controlling device, printer controlling method, and computer productFiled 2004·Application pending·0 cites
- 2745US5727151AMessage control system specifying message storage buffer for data communication system with general purpose and arbitrary form buffersFUJITSU LTD·Filed 1991·Granted Mar 10, 1998·17 cites·21 claims
- 2843US10975827B2Ignition control system with circulating-current controlSEMICONDUCTOR COMPONENTS IND LLC·Filed 2019·Granted Apr 13, 2021·0 cites·20 claims
- 2942US5455508ARotational angle sensor having a magnetic member mounted on a rotatable shaftZEXEL CORP·Filed 1993·Granted Oct 3, 1995·7 cites·8 claims
- 3042US2017049863A1Norovirus deactivator and method for producing same, method for deactivating norovirus, method for producing lysozyme component for norovirus deactivation use, prophylactic or therapeutic agent for norovirus infection, and external preparation for skin for norovirus deactivation purposesNAT UNIV CORP TOKYO UNIV OF MARINE SCIENCE AND TECH·Filed 2015·Application pending·0 cites
- 3141US2010210360A1Game program and game apparatus in which non-player characters have act tendenciesNINTENDO CO LTD·Filed 2010·Application pending·0 cites
- 3240US2002179279A1Casting, vertical casting method and vertical casting apparatusDAIDO STEEL CO LTD·Filed 2002·Application pending·0 cites
- 3339US7830206B2Amplifier circuitSANYO ELECTRIC CO·Filed 2007·Granted Nov 9, 2010·0 cites·4 claims
- 3439US5905875AMultiprocessor system connected by a duplicated system bus having a bus status notification lineFUJITSU LTD·Filed 1996·Granted May 18, 1999·17 cites·15 claims
- 3539US4824842ACinnamoyl piperidines and thiomorpholine and cerebral protection compositionsKYOWA HAKKO KOGYO KK·Filed 1986·Granted Apr 25, 1989·1 cites·7 claims
- 3637US7619481B2Circuit for inhibiting over-current in power amplifierSANYO ELECTRIC CO·Filed 2007·Granted Nov 17, 2009·0 cites·10 claims
- 3737US2006186892A1Open-phase detecting method and apparatusYASKAWA DENKI SEISAKUSHO KK·Filed 2006·Application pending·0 cites
- 3836US2008069106A1Communication apparatusFUJITSU LTD·Filed 2007·Application pending·0 cites
- 3935US5903763AMethod of recovering exclusive control instruction and multi-processor system using the sameFUJITSU LTD·Filed 1997·Granted May 11, 1999·7 cites·14 claims
- 4033US5592624AData communication for controlling message transmission and reception among processing modules using information stored in descriptor to form a loosely coupled multiprocessing systemFUJITSU LTD·Filed 1991·Granted Jan 7, 1997·6 cites·15 claims
- 4131US2004209031A1Vehicle window glass and method of producing the sameKAWASE TOYOO·Filed 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →