Inventor · disambiguated record
Hiroyuki Takahashi
Also filed as: TAKAHASHI HIROYUKI
719 granted patents·133 pending applications·14,043 citations·filing 1982–2025
99Inventor score
Top patents by PatentIndex Score
852 records- 0199US6569109B2Ultrasonic operation apparatus for performing follow-up control of resonance frequency drive of ultrasonic oscillator by digital PLL system using DDS (direct digital synthesizer)OLYMPUS OPTICAL CO·Filed 2001·Granted May 27, 2003·477 cites·17 claims
- 0298US6259623B1Static random access memory (SRAM) circuitNEC CORP·Filed 2000·Granted Jul 10, 2001·285 cites·20 claims
- 0397US11538704B2Processing method of workpieceDISCO CORP·Filed 2020·Granted Dec 27, 2022·6 cites·9 claims
- 0497US9304368B2Electrochromic device and production method thereofYASHIRO TOHRU·Filed 2015·Granted Apr 5, 2016·16 cites·8 claims
- 0597US7837699B2Ultrasonic treatment apparatusOLYMPUS CORP·Filed 2006·Granted Nov 23, 2010·347 cites·10 claims
- 0697US7749240B2Ultrasonic surgical systemOLYMPUS CORP·Filed 2004·Granted Jul 6, 2010·898 cites·4 claims
- 0797US6666860B1Electric treatment systemOLYMPUS OPTICAL CO·Filed 2000·Granted Dec 23, 2003·1.2k cites·36 claims
- 0896US7567360B2Image forming system, method and program of controlling image forming system, and storage mediumCANON KK·Filed 2004·Granted Jul 28, 2009·125 cites·29 claims
- 0996US7203113B2Semiconductor storage deviceNEC ELECTRONICS CORP·Filed 2005·Granted Apr 10, 2007·74 cites·14 claims
- 1096US6985245B1Image processing apparatus and system and control method therefor, image data processing method, image forming apparatus and control method therefor, controller therefor, and storage medium storing the control method for processing image data having different printing attributesCANON KK·Filed 2000·Granted Jan 10, 2006·94 cites·21 claims
- 1196US6850449B2Semiconductor memory device having mode storing one bit data in two memory cells and method of controlling sameNEC ELECTRONICS CORP·Filed 2003·Granted Feb 1, 2005·131 cites·21 claims
- 1296US6663623B1Electric surgical operation apparatusOLYMPUS OPTICAL CO·Filed 2000·Granted Dec 16, 2003·1.4k cites·24 claims
- 1395US12023586B2Storage medium, game system and game controlling methodNINTENDO CO LTD·Filed 2021·Granted Jul 2, 2024·7 cites·19 claims
- 1495US11925865B2Storage medium, game apparatus and game control methodNINTENDO CO LTD·Filed 2021·Granted Mar 12, 2024·5 cites·20 claims
- 1595US10907583B2Fuel vapor processing apparatusAISAN IND·Filed 2020·Granted Feb 2, 2021·6 cites·12 claims
- 1695US9829762B2Electrochromic display element, display device, information system, and electrochromic dimming lensTAKAHASHI HIROYUKI·Filed 2015·Granted Nov 28, 2017·10 cites·10 claims
- 1795US8743048B2Electrochromic display element, display device and information apparatusTAKAHASHI HIROYUKI·Filed 2011·Granted Jun 3, 2014·17 cites·3 claims
- 1895US8653843B2Temperature control device and temperature control methodANDO MASAKAZU·Filed 2011·Granted Feb 18, 2014·22 cites·2 claims
- 1995US7474322B2Image display medium, process for forming image, and multicolor image-forming apparatusRICOH KK·Filed 2006·Granted Jan 6, 2009·7 cites·7 claims
- 2095US6903717B2Display device having driving circuitHITACHI LTD·Filed 2002·Granted Jun 7, 2005·62 cites·18 claims
- 2194US8902151B2Controllable electrochromic display deviceYASHIRO TOHRU·Filed 2011·Granted Dec 2, 2014·16 cites·16 claims
- 2294US8687262B2Ion conductor and electrochromic display deviceYASHIRO TOHRU·Filed 2011·Granted Apr 1, 2014·15 cites·12 claims
- 2394US7548034B2CentrifugeHITACHI KOKI KK·Filed 2006·Granted Jun 16, 2009·54 cites·8 claims
- 2494US7333259B2Multicolor display elementRICOH KK·Filed 2006·Granted Feb 19, 2008·20 cites·12 claims
- 2594US6922371B2Semiconductor storage deviceNEC ELECTRONICS CORP·Filed 2002·Granted Jul 26, 2005·77 cites·12 claims
- 2693US12040470B2Power storage cell and method of manufacturing samePRIME PLANET ENERGY & SOLUTIONS INC·Filed 2021·Granted Jul 16, 2024·2 cites·7 claims
- 2793US12013653B2Image forming apparatusCANON KK·Filed 2023·Granted Jun 18, 2024·2 cites·20 claims
- 2893US9891497B2Electrochromic device and method for producing electrochromic deviceYASHIRO TOHRU·Filed 2016·Granted Feb 13, 2018·7 cites·10 claims
- 2993US9177759B2Processing apparatus and method using a scanning electron microscopeHITACHI HIGH TECH CORP·Filed 2014·Granted Nov 3, 2015·16 cites·10 claims
- 3093US8054494B2Image forming system, method and program of controlling image forming system, and storage mediumCANON KK·Filed 2009·Granted Nov 8, 2011·28 cites·15 claims
- 3193US7612919B2Printing apparatus and control methodCANON KK·Filed 2006·Granted Nov 3, 2009·20 cites·18 claims
- 3293US7563259B2Operation systemOLYMPUS CORP·Filed 2004·Granted Jul 21, 2009·413 cites·9 claims
- 3393US7029833B2Image display medium, process for forming image, and multicolor image-forming apparatusRICOH KK·Filed 2003·Granted Apr 18, 2006·14 cites·12 claims
- 3493US5898655AOptical recording medium and method for setting power of laser beamPIONEER ELECTRONIC CORP·Filed 1996·Granted Apr 27, 1999·71 cites·5 claims
- 3592US9697987B2Charged particle beam deviceHITACHI HIGH TECH CORP·Filed 2014·Granted Jul 4, 2017·9 cites·11 claims
- 3692US8937758B2Electrochromic display deviceKIM SUKCHAN·Filed 2013·Granted Jan 20, 2015·12 cites·10 claims
- 3792US8736941B2Electrochromic display apparatus and method of manufacturing the sameNAIJO YOSHIHISA·Filed 2011·Granted May 27, 2014·12 cites·7 claims
- 3892US8069943B2Vehicle pop-up hood apparatusTAKAHASHI HIROYUKI·Filed 2007·Granted Dec 6, 2011·29 cites·18 claims
- 3992US7416677B2Exhaust assembly for plasma processing system and methodTOKYO ELECTRON LTD·Filed 2006·Granted Aug 26, 2008·18 cites·9 claims
- 4092US7362117B2Cooling fin connected to a cooling unit and a pusher of the testing apparatusADVANTEST CORP·Filed 2006·Granted Apr 22, 2008·16 cites·6 claims
- 4192US7301830B2Semiconductor memory device and semiconductor device and semiconductor memory device control methodNEC ELECTRONICS CORP·Filed 2004·Granted Nov 27, 2007·52 cites·47 claims
- 4292US6992385B2Semiconductor device, a method of manufacturing the same and an electronic deviceRENESAS TECH CORP·Filed 2004·Granted Jan 31, 2006·47 cites·22 claims
- 4392US6727999B1Image formation systemCANON KK·Filed 1999·Granted Apr 27, 2004·51 cites·75 claims
- 4492US5339302ARF signal-compensated system for reading an optical disc player with an absolute time detectorPIONEER ELECTRONIC CORP·Filed 1992·Granted Aug 16, 1994·61 cites·4 claims
- 4591US10872745B2Charged-particle beam systemHITACHI HIGH TECH CORP·Filed 2017·Granted Dec 22, 2020·7 cites·9 claims
- 4691US10720306B2Charged particle beam deviceHITACHI HIGH TECH CORP·Filed 2019·Granted Jul 21, 2020·4 cites·12 claims
- 4791US10283178B2Semiconductor deviceRENESAS ELECTRONICS CORP·Filed 2017·Granted May 7, 2019·8 cites·6 claims
- 4891US9500926B2Electrochromic display element and image display deviceFUJIMURA KOH·Filed 2014·Granted Nov 22, 2016·9 cites·8 claims
- 4991US9362779B2Contactless battery charger, electronic device, battery pack, and contactless charging systemPANASONIC IP MAN CO LTD·Filed 2014·Granted Jun 7, 2016·16 cites·6 claims
- 5091US9069222B2Electrochromic display element and display deviceNAIJO YOSHIHISA·Filed 2014·Granted Jun 30, 2015·9 cites·6 claims
Showing the top 50 of 852 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Hiroyuki Takahashi files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →