Inventor · disambiguated record
Masato Ogawa
Also filed as: OGAWA MASATO
99 granted patents·16 pending applications·903 citations·filing 1993–2025
99Inventor score
Top patents by PatentIndex Score
115 records- 0196US7206946B2Disk drive system for starting destaging of unwritten cache memory data to disk drive upon detection of DC voltage level falling below predetermined valueHITACHI LTD·Filed 2006·Granted Apr 17, 2007·47 cites·26 claims
- 0295US5538697AAdsorbent-catalyst for exhaust gas purification, adsorbent for exhaust gas purification, system for exhaust gas purification, and method for exhaust gas purificationNGK INSULATORS LTD·Filed 1994·Granted Jul 23, 1996·109 cites·46 claims
- 0394US6764743B2Porous honeycomb structure and process for production thereofNGK INSULATORS LTD·Filed 2002·Granted Jul 20, 2004·63 cites·30 claims
- 0493US7284140B2Disk array device and method of supplying power to disk array deviceHITACHI LTD·Filed 2006·Granted Oct 16, 2007·13 cites·19 claims
- 0592US8764182B2Image forming apparatus including sheet cutting deviceOGAWA MASATO·Filed 2011·Granted Jul 1, 2014·11 cites·13 claims
- 0692US7051216B2Disk array device and method of supplying power to disk array deviceHITACHI LTD·Filed 2003·Granted May 23, 2006·27 cites·16 claims
- 0791US8416571B2Storage apparatus and method of controlling cooling fans for storage apparatusMIZUMURA TAKAKATSU·Filed 2010·Granted Apr 9, 2013·36 cites·12 claims
- 0889US8857976B2Image forming apparatusNAKADA KIKUYA·Filed 2013·Granted Oct 14, 2014·6 cites·9 claims
- 0987US8392756B2Storage apparatus and method of detecting power failure in storage apparatusNAKAYAMA YOSUKE·Filed 2010·Granted Mar 5, 2013·21 cites·13 claims
- 1087US5465573AMulti-stage honeycomb heaterNGK INSULATORS LTD·Filed 1993·Granted Nov 14, 1995·77 cites·20 claims
- 1186US7511911B2Storage system having a power source state detection unitHITACHI LTD·Filed 2006·Granted Mar 31, 2009·5 cites·20 claims
- 1285US7681061B2Disk array device and method of supplying power to disk array deviceHITACHI LTD·Filed 2007·Granted Mar 16, 2010·11 cites·19 claims
- 1385US5802845AExhaust gas purification system and exhaust gas purification methodNGK INSULATORS LTD·Filed 1996·Granted Sep 8, 1998·48 cites·29 claims
- 1485US5662869AExhaust gas purification method and apparatus thereforNGK INSULATORS LTD·Filed 1996·Granted Sep 2, 1997·59 cites·16 claims
- 1584US8190790B1Storage apparatus and method of controlling the sameOGAWA MASATO·Filed 2011·Granted May 29, 2012·12 cites·12 claims
- 1684US7056365B2Honeycomb structure, and honeycomb filter and converter system both using the sameNGK INSULATORS LTD·Filed 2002·Granted Jun 6, 2006·34 cites·20 claims
- 1783US8790028B2Image forming apparatus with offset upper and lower sheet roll supportersNIIHARA TAKAYUKI·Filed 2010·Granted Jul 29, 2014·4 cites·19 claims
- 1883US8167307B2Image forming apparatusMAEYAMA YUICHIRO·Filed 2010·Granted May 1, 2012·4 cites·9 claims
- 1982US10404912B2Image capturing apparatus, image processing apparatus, image capturing system, image processing method, and storage mediumCANON KK·Filed 2015·Granted Sep 3, 2019·4 cites·24 claims
- 2082US7296166B2Disk array system for starting destaging process of unwritten cache memory data to disk drive upon detecting DC voltage level falling below predetermined valueHITACHI LTD·Filed 2007·Granted Nov 13, 2007·8 cites·18 claims
- 2182US2025388037A1Medium transport apparatusSEIKO EPSON CORP·Filed 2025·Application pending·0 cites
- 2281US8657402B2Image forming apparatus including sheet cutting deviceMAEYAMA YUICHIRO·Filed 2011·Granted Feb 25, 2014·3 cites·5 claims
- 2381US7669066B2Disk array system having plural disk drives that controls supplying of power to a disk drive having finished a destaging process on a disk drive by disk drive basisHITACHI LTD·Filed 2007·Granted Feb 23, 2010·7 cites·18 claims
- 2480US9712755B2Information processing method, apparatus, and program for correcting light field dataCANON KK·Filed 2013·Granted Jul 18, 2017·4 cites·19 claims
- 2580US9457596B2Sheet feeder and image forming apparatus including sameOGAWA MASATO·Filed 2013·Granted Oct 4, 2016·4 cites·7 claims
- 2680US7612467B2Power device and power device power supply methodHITACHI LTD·Filed 2006·Granted Nov 3, 2009·9 cites·5 claims
- 2780US7571356B2Storage control device, and error information management method for storage control deviceHITACHI LTD·Filed 2006·Granted Aug 4, 2009·11 cites·17 claims
- 2880US7131014B2Disk array device and method of supplying power to disk array deviceHITACHI LTD·Filed 2005·Granted Oct 31, 2006·7 cites·19 claims
- 2979US12145354B2Heating device, dryer, liquid discharge apparatus, and printerSAWASE HIROSHI·Filed 2022·Granted Nov 19, 2024·0 cites·21 claims
- 3079US7447816B2Disk array system and disk drive unitHITACHI LTD·Filed 2005·Granted Nov 4, 2008·3 cites·4 claims
- 3179US7051233B2Method for backing up power supply of disk array device and system thereofHITACHI LTD·Filed 2003·Granted May 23, 2006·29 cites·19 claims
- 3278US8194255B2Image forming apparatusANDOH TAKAYUKI·Filed 2008·Granted Jun 5, 2012·5 cites·17 claims
- 3377US7116507B2Storage system having a power source state detection unitHITACHI LTD·Filed 2005·Granted Oct 3, 2006·2 cites·43 claims
- 3476USD972989SSteering wheel for a motor vehicleMAZDA MOTOR·Filed 2021·Granted Dec 20, 2022·8 cites·1 claims
- 3576US11463601B2Image reading apparatus with a document feeder with a pressing layerSEIKO EPSON CORP·Filed 2020·Granted Oct 4, 2022·1 cites·8 claims
- 3676US8600288B2Image forming apparatusSHIRAKI TAKAMASA·Filed 2008·Granted Dec 3, 2013·5 cites·15 claims
- 3776US7423354B2Storage systemHITACHI LTD·Filed 2004·Granted Sep 9, 2008·18 cites·13 claims
- 3876US7023642B2Storage system for monitoring disk drive spin-up and reducing start-up timeHITACHI LTD·Filed 2004·Granted Apr 4, 2006·8 cites·8 claims
- 3976US2025375975A1Recording apparatusSEIKO EPSON CORP·Filed 2025·Application pending·0 cites
- 4074US9238566B2Sheet cutting device and image forming apparatus including the sheet cutting deviceOGAWA MASATO·Filed 2012·Granted Jan 19, 2016·4 cites·11 claims
- 4173US11559997B2Heating device, dryer, liquid discharge apparatus, and printerSAWASE HIROSHI·Filed 2021·Granted Jan 24, 2023·0 cites·22 claims
- 4272US5533167AHoneycomb heater element having front region adapted to heat quicklyNGK INSULATORS LTD·Filed 1993·Granted Jul 2, 1996·26 cites·4 claims
- 4372US2025229525A1Liquid ejecting device and liquid ejecting methodSEIKO EPSON CORP·Filed 2025·Application pending·0 cites
- 4471US9267610B2Hydraulic pressure control deviceADVICS CO LTD·Filed 2012·Granted Feb 23, 2016·5 cites·8 claims
- 4571US7937028B2Image forming apparatuses having specialized toner structures and materialsRICOH CO LTD·Filed 2009·Granted May 3, 2011·3 cites·16 claims
- 4671US7671485B2Storage systemHITACHI LTD·Filed 2007·Granted Mar 2, 2010·4 cites·13 claims
- 4769US11597217B2Sheet conveyor, sheet heater, liquid discharge apparatus, and printerKAMIHARA KAZUAKI·Filed 2021·Granted Mar 7, 2023·0 cites·12 claims
- 4869US7284073B2Disk array apparatus and data relay method of the disk array apparatusHITACHI LTD·Filed 2006·Granted Oct 16, 2007·3 cites·25 claims
- 4969US7100059B2Disk array system having a first and second disk control unit each having cache memory, shared memory, a plurality of power units, a plurality of hard disks, and an AC/DC power supplyHITACHI LTD·Filed 2003·Granted Aug 29, 2006·10 cites·7 claims
- 5069US7069358B2Disk array system and disk drive unitHITACHI LTD·Filed 2003·Granted Jun 27, 2006·6 cites·1 claims
Showing the top 50 of 115 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Masato Ogawa 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 →