Inventor · disambiguated record
Hirofumi Honda
Also filed as: HONDA HIROFUMI
53 granted patents·16 pending applications·522 citations·filing 1996–2025
98Inventor score
Top patents by PatentIndex Score
69 records- 0196US6552736B2Display panel driving methodPIONEER CORP·Filed 2001·Granted Apr 22, 2003·98 cites·15 claims
- 0286US6950114B2Apparatus for compensating for luminance level of video signalPIONEER CORP·Filed 2001·Granted Sep 27, 2005·30 cites·18 claims
- 0384US7345682B2Display panel driver having multi-grayscale processing functionPIONEER CORP·Filed 2004·Granted Mar 18, 2008·26 cites·19 claims
- 0484US6465970B2Plasma display panel driving methodPIONEER CORP·Filed 2001·Granted Oct 15, 2002·27 cites·6 claims
- 0583US7702175B2Image processing apparatus for enhancing high frequency componentsPIONEER CORP·Filed 2006·Granted Apr 20, 2010·10 cites·5 claims
- 0682US7439689B2Lamp driving device having impedance component detecting abnormal dischargeTAIYO YUDEN KK·Filed 2006·Granted Oct 21, 2008·8 cites·5 claims
- 0782US6297788B1Half tone display method of display panelPIONEER ELECTRONIC CORP·Filed 1998·Granted Oct 2, 2001·62 cites·28 claims
- 0878US7268820B2Video signal conversion apparatus delivering enhanced display quality for video signals from film and video sourcesPIONEER CORP·Filed 2004·Granted Sep 11, 2007·17 cites·6 claims
- 0978US6661917B1Gradation correcting apparatusPIONEER CORP·Filed 2000·Granted Dec 9, 2003·17 cites·8 claims
- 1075US9843728B2Focus control apparatus, control method therefor, storage medium therefor, and image capturing apparatusCANON KK·Filed 2016·Granted Dec 12, 2017·2 cites·13 claims
- 1175US2025358521A1Control apparatus, image pickup apparatus, control method, and storage mediumCANON KK·Filed 2025·Application pending·0 cites
- 1273US8385171B2Information recording apparatus, and control method thereforCANON KK·Filed 2008·Granted Feb 26, 2013·3 cites·8 claims
- 1372US6747616B2Display panel driving methodPIONEER CORP·Filed 2001·Granted Jun 8, 2004·13 cites·15 claims
- 1472US6479943B2Display panel driving methodPIONEER CORP·Filed 2001·Granted Nov 12, 2002·13 cites·11 claims
- 1571US6377307B1Line interpolation apparatus and video signal conversion devicePIONEER CORP·Filed 2000·Granted Apr 23, 2002·10 cites·4 claims
- 1670US6483248B2Display devicePIONEER CORP·Filed 2001·Granted Nov 19, 2002·9 cites·3 claims
- 1769US10113888B2Position detection apparatus, apparatus including the same and position detection methodCANON KK·Filed 2016·Granted Oct 30, 2018·1 cites·18 claims
- 1869US6509933B1Video signal converting apparatusPIONEER CORP·Filed 2000·Granted Jan 21, 2003·25 cites·10 claims
- 1968US9088709B2Image processing apparatus and method for controlling the same, and image pickup apparatusCANON KK·Filed 2013·Granted Jul 21, 2015·1 cites·16 claims
- 2068US6538697B1Man-machine interface apparatus and methodCANON KK·Filed 1996·Granted Mar 25, 2003·33 cites·25 claims
- 2167US7868941B2Data transfer apparatus, image capturing apparatus, and data transfer systemCANON KK·Filed 2007·Granted Jan 11, 2011·2 cites·5 claims
- 2267US6412076B1Signal processing apparatus and image sensing apparatusCANON KK·Filed 1999·Granted Jun 25, 2002·26 cites·16 claims
- 2365US10376899B2Magnetic-matter removing apparatus and magnetic-matter removing methodPRIMETALS TECH JAPAN LTD·Filed 2016·Granted Aug 13, 2019·1 cites·15 claims
- 2464US12401902B2Control apparatus, image pickup apparatus, control method, and storage mediumCANON KK·Filed 2023·Granted Aug 26, 2025·0 cites·16 claims
- 2564US2025323589A1Motor control apparatus, motor control method, and storage mediumCANON KK·Filed 2025·Application pending·0 cites
- 2662US8588601B2Drive control apparatus, image pickup apparatus, and drive control method which perform micro step drive of stepping motorHONDA HIROFUMI·Filed 2010·Granted Nov 19, 2013·1 cites·5 claims
- 2762US8023765B2Block noise removal devicePIONEER CORP·Filed 2007·Granted Sep 20, 2011·2 cites·8 claims
- 2862US7187417B2Video signal processing apparatus that performs frame rate conversion of a video signalPIONEER DISPLAY PROD CORP·Filed 2003·Granted Mar 6, 2007·6 cites·7 claims
- 2962US2025070704A1Control apparatus, image pickup apparatus, and control methodCANON KK·Filed 2024·Application pending·0 cites
- 3061US6848056B2System and method to regulate shut down of power supply by sensing an external device connection, and status of connectionCANON KK·Filed 2002·Granted Jan 25, 2005·3 cites·16 claims
- 3161US6704446B2Luminance gradation correcting apparatus for a video signalPIONEER CORP·Filed 2001·Granted Mar 9, 2004·4 cites·9 claims
- 3261US6154257AMethod for identifying input video signal and processing the video signalPIONEER ELECTRONIC CORP·Filed 1999·Granted Nov 28, 2000·25 cites·7 claims
- 3360US6621474B2Plasma display apparatusPIONEER CORP·Filed 2001·Granted Sep 16, 2003·6 cites·12 claims
- 3460US2025096706A1Motor control device, optical apparatus, motor control method, and storage mediumCANON KK·Filed 2024·Application pending·0 cites
- 3558US10715064B2Control device, optical device, control method, and storage mediumCANON KK·Filed 2018·Granted Jul 14, 2020·0 cites·21 claims
- 3658US7974491B2Block noise removal devicePIONEER CORP·Filed 2007·Granted Jul 5, 2011·1 cites·5 claims
- 3755US11678052B2Control apparatus, image pickup apparatus, control method, and storage mediumCANON KK·Filed 2021·Granted Jun 13, 2023·0 cites·21 claims
- 3855US11424703B2Motor control device, motor control method, and optical apparatusCANON KK·Filed 2020·Granted Aug 23, 2022·0 cites·22 claims
- 3955US7919929B2Lamp driving device having impedance component detecting abnormal dischargeTAIYO YUDEN KK·Filed 2008·Granted Apr 5, 2011·0 cites·6 claims
- 4055US6642911B2Plasma display panel driving methodPIONEER CORP·Filed 2001·Granted Nov 4, 2003·4 cites·4 claims
- 4154US8830802B2Information recording apparatus, and control method thereforCANON KK·Filed 2013·Granted Sep 9, 2014·0 cites·12 claims
- 4254US2010271357A1Plasma display devicePANASONIC CORP·Filed 2009·Application pending·0 cites
- 4353US7142174B2Driving method of plasma display panelPIONEER CORP·Filed 2001·Granted Nov 28, 2006·3 cites·3 claims
- 4453US6714187B2Infrared remote control device for plasma display devicePIONEER CORP·Filed 2001·Granted Mar 30, 2004·3 cites·4 claims
- 4553US6472825B2Method for driving a plasma display panelPIONEER CORP·Filed 2001·Granted Oct 29, 2002·3 cites·3 claims
- 4650US7576714B2Display-panel driving methodPIONEER CORP·Filed 2005·Granted Aug 18, 2009·0 cites·7 claims
- 4749US8203507B2Drive method of plasma display panelITAKURA SHUNSUKE·Filed 2008·Granted Jun 19, 2012·0 cites·29 claims
- 4849US6798393B2Plasma display devicePIONEER CORP·Filed 2001·Granted Sep 28, 2004·2 cites·2 claims
- 4947US7453477B2Driving device for a display panelPIONEER CORP·Filed 2004·Granted Nov 18, 2008·1 cites·5 claims
- 5047US2008155401A1Reproducing apparatus and file information display methodCANON KK·Filed 2007·Application pending·0 cites
Showing the top 50 of 69 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →