Inventor · disambiguated record
Keita Takahashi
Also filed as: TAKAHASHI KEITA
187 granted patents·80 pending applications·727 citations·filing 1990–2025
99Inventor score
Files withFUJIFILM CORP64CANON KK47NIPPON TELEGRAPH & TELEPHONE26TAKAHASHI KEITA13OLYMPUS OPTICAL CO12
Top patents by PatentIndex Score
267 records- 0197US7413177B2Sheet processing apparatus, method of controlling the sheet processing apparatus, control program for implementing the method, and storage medium storing the control programCANON KK·Filed 2005·Granted Aug 19, 2008·36 cites·16 claims
- 0295US5739962ALens mountOLYMPUS OPTICAL CO·Filed 1995·Granted Apr 14, 1998·134 cites·12 claims
- 0394US9927753B2Image forming apparatusCANON KK·Filed 2016·Granted Mar 27, 2018·8 cites·15 claims
- 0493US11936432B2Communication system and OLT systemNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Mar 19, 2024·4 cites·10 claims
- 0593US7050751B2Image forming system with temporary storage trays between sheet storage units and image forming apparatusCANON KK·Filed 2004·Granted May 23, 2006·37 cites·21 claims
- 0692US7389084B2Image forming system with temporary storage trays between sheet storage units and image forming apparatusCANON KK·Filed 2006·Granted Jun 17, 2008·12 cites·8 claims
- 0791US7391980B2Image forming apparatus includes a fixation device control based on a sheet-type when a jam occursCANON KK·Filed 2005·Granted Jun 24, 2008·13 cites·7 claims
- 0889US10987650B2Adsorption filterKURARAY CO·Filed 2018·Granted Apr 27, 2021·3 cites·7 claims
- 0987US12010521B2Signal transfer system, signal transfer method, and path control deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Jun 11, 2024·2 cites·6 claims
- 1087US9776449B2Post-processing apparatus and image forming system including the post-processing apparatusCANON KK·Filed 2015·Granted Oct 3, 2017·5 cites·15 claims
- 1187US8561978B2Image forming systemTAKAHASHI KEITA·Filed 2009·Granted Oct 22, 2013·10 cites·20 claims
- 1286US10084388B2Power conversion deviceMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Sep 25, 2018·6 cites·9 claims
- 1386US9324010B2Image forming apparatusCANON KK·Filed 2015·Granted Apr 26, 2016·6 cites·10 claims
- 1486US8605306B2Image forming apparatusTAKAHASHI KEITA·Filed 2011·Granted Dec 10, 2013·4 cites·8 claims
- 1586US7965955B2Image forming apparatusCANON KK·Filed 2007·Granted Jun 21, 2011·9 cites·9 claims
- 1685US12030774B2Surface-modified inorganic nitride, composition, thermally conductive material, and device with thermally conductive layerFUJIFILM CORP·Filed 2020·Granted Jul 9, 2024·1 cites·20 claims
- 1785US7676166B2Image forming apparatusCANON KK·Filed 2007·Granted Mar 9, 2010·8 cites·3 claims
- 1885US6169307B1Nonvolatile semiconductor memory device comprising a memory transistor, a select transistor, and an intermediate diffusion layerMATSUSHITA ELECTRONICS CORP·Filed 1998·Granted Jan 2, 2001·51 cites·19 claims
- 1984US10308458B2Image forming apparatusCANON KK·Filed 2017·Granted Jun 4, 2019·2 cites·20 claims
- 2084US10191424B2Image forming apparatus for controlling switching from monochrome image forming mode to color image forming modeCANON KK·Filed 2017·Granted Jan 29, 2019·2 cites·15 claims
- 2184US9871934B2Image forming apparatusCANON KK·Filed 2015·Granted Jan 16, 2018·3 cites·9 claims
- 2284US8576427B2Image forming apparatus implemented by a distributed control systemSAKAI AKIHIKO·Filed 2010·Granted Nov 5, 2013·4 cites·5 claims
- 2383US11757788B2Signal transfer system, signal transfer device, signal transfer method and signal transfer programNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Sep 12, 2023·2 cites·7 claims
- 2483US10239717B2Image forming apparatus, image forming method, and sheet-feeding apparatusCANON KK·Filed 2016·Granted Mar 26, 2019·2 cites·12 claims
- 2583US10031450B2Image forming apparatusCANON KK·Filed 2017·Granted Jul 24, 2018·2 cites·16 claims
- 2683US9815646B2Image forming apparatusCANON KK·Filed 2016·Granted Nov 14, 2017·3 cites·16 claims
- 2783US9505581B2Post-processing apparatus and image forming system including the post-processing apparatusCANON KK·Filed 2015·Granted Nov 29, 2016·3 cites·11 claims
- 2883US9093523B2Switching element and a diode being connected to a power source and an inductive loadTOSHIBA KK·Filed 2014·Granted Jul 28, 2015·5 cites·19 claims
- 2982US7511900B2Lens barrelOLYMPUS IMAGING CORP·Filed 2007·Granted Mar 31, 2009·13 cites·17 claims
- 3080US7327967B2Image heating apparatus with variable timingCANON KK·Filed 2005·Granted Feb 5, 2008·5 cites·12 claims
- 3180US7283759B2Image forming apparatus with heating member control in accordance with type of recording materialCANON KK·Filed 2005·Granted Oct 16, 2007·6 cites·7 claims
- 3279US10942488B2Image forming apparatus with air blowing part controlling air blow rate in accordance with image forming stateOKI DATA KK·Filed 2020·Granted Mar 9, 2021·1 cites·18 claims
- 3379US9823610B2Image forming apparatusCANON KK·Filed 2016·Granted Nov 21, 2017·2 cites·7 claims
- 3478US9752636B2Helical compression spring and method for manufacturing sameNHK SPRING CO LTD·Filed 2013·Granted Sep 5, 2017·2 cites·45 claims
- 3578US9090802B2Polarizing plate, image display apparatus including the same, and adhesive compositionTAKAHASHI KEITA·Filed 2012·Granted Jul 28, 2015·1 cites·12 claims
- 3678US7978264B2Digital cameraOLYMPUS IMAGING CORP·Filed 2008·Granted Jul 12, 2011·4 cites·12 claims
- 3778US7568510B2Bookbinding apparatus, control method therefor, image forming apparatus, and control method thereforCANON KK·Filed 2005·Granted Aug 4, 2009·8 cites·9 claims
- 3877US11804920B2Signal transfer management device, signal transfer management method and signal transfer management programNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Oct 31, 2023·1 cites·7 claims
- 3977US11225605B2Polymerizable liquid crystal compound, method for producing polymerizable liquid crystal compound, polymerizable liquid crystal composition, optically anisotropic film, optical film, polarizing plate, and image display deviceFUJIFILM CORP·Filed 2019·Granted Jan 18, 2022·1 cites·20 claims
- 4076US9150376B2Image forming apparatus capable of forming images in double-sided modeCANON KK·Filed 2014·Granted Oct 6, 2015·3 cites·8 claims
- 4176US6310800B1Non-volatile semiconductor memory device and method for driving the sameMATSUSHITA ELECTRONICS CORP·Filed 2000·Granted Oct 30, 2001·21 cites·12 claims
- 4275US12063072B2Communication system and OLT systemNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Aug 13, 2024·1 cites·19 claims
- 4375US10181095B2Preparation operation for image forming apparatusCANON KK·Filed 2017·Granted Jan 15, 2019·2 cites·21 claims
- 4475US7709898B2Semiconductor protection circuit, method for fabricating the same and method for operating semiconductor protection circuitPANASONIC CORP·Filed 2007·Granted May 4, 2010·6 cites·6 claims
- 4575US7651396B2Method, storage medium, apparatus, data signal and program for generating image of virtual spaceNAMCO BANDAI GAMES INC·Filed 2003·Granted Jan 26, 2010·17 cites·24 claims
- 4674US11001653B2Optical film, polarizing plate, and image display deviceFUJIFILM CORP·Filed 2018·Granted May 11, 2021·2 cites·17 claims
- 4774US10241460B2Image forming apparatusCANON KK·Filed 2017·Granted Mar 26, 2019·1 cites·20 claims
- 4874US9747979B2Nonvolatile semiconductor storage device including cell transistor performance measuring cellsPANASONIC IP MAN CO LTD·Filed 2015·Granted Aug 29, 2017·4 cites·20 claims
- 4974US8823973B2Image forming apparatus for starting a preparation operation without receiving information about an accessory deviceTAKAHASHI KEITA·Filed 2009·Granted Sep 2, 2014·4 cites·10 claims
- 5074US8488008B2Image pickup apparatus and camera shake correcting apparatus applied to image pickup apparatusKANEKO SHUHEI·Filed 2009·Granted Jul 16, 2013·4 cites·3 claims
Showing the top 50 of 267 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Keita 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 →