Inventor · disambiguated record
Takafumi Itoh
Also filed as: ITOH TAKAFUMI
22 granted patents·1 pending application·313 citations·filing 2000–2018
96Inventor score
Top patents by PatentIndex Score
23 records- 0194USD800650SBattery packHITACHI KOKI KK·Filed 2016·Granted Oct 24, 2017·63 cites·1 claims
- 0293US9596776B2Electrical apparatusHITACHI KOKI KK·Filed 2015·Granted Mar 14, 2017·12 cites·11 claims
- 0388US7170531B2Projection display apparatus, display method for same and image display apparatusSEIKO EPSON CORP·Filed 2002·Granted Jan 30, 2007·33 cites·4 claims
- 0486US7805240B2Driving behavior prediction method and apparatusDENSO CORP·Filed 2007·Granted Sep 28, 2010·23 cites·15 claims
- 0585USD744139SFloodlightHITACHI KOKI KK·Filed 2013·Granted Nov 24, 2015·33 cites·1 claims
- 0677US6831661B1Projection display apparatus, display method for same and image display apparatusSEIKO EPSON CORP·Filed 2000·Granted Dec 14, 2004·16 cites·11 claims
- 0776US9345156B2Power supply deviceOGURA MASAYUKI·Filed 2012·Granted May 17, 2016·8 cites·6 claims
- 0876USD726142SRadio receiverHITACHI KOKI KK·Filed 2013·Granted Apr 7, 2015·21 cites·1 claims
- 0974USD756738SCircular sawHITACHI KOKI KK·Filed 2015·Granted May 24, 2016·17 cites·1 claims
- 1073USD831458SPortable electric power sanderHITACHI KOKI KK·Filed 2017·Granted Oct 23, 2018·17 cites·1 claims
- 1173US9693470B2Electric device with surrounding protective frameHITACHI KOKI KK·Filed 2014·Granted Jun 27, 2017·3 cites·16 claims
- 1271US9967920B2Electric device outputting light, wind, heat or soundHITACHI KOKI KK·Filed 2014·Granted May 8, 2018·5 cites·37 claims
- 1367US9391305B2Backpack-type power supply including operation portionHITACHI KOKI KK·Filed 2013·Granted Jul 12, 2016·4 cites·11 claims
- 1465USD655245SDC-AC inverterITOH TAKAFUMI·Filed 2011·Granted Mar 6, 2012·15 cites·1 claims
- 1564US7176850B1Overlay process of imagesSEIKO EPSON CORP·Filed 2000·Granted Feb 13, 2007·7 cites·21 claims
- 1660USD762435SPortable electric hammer drillHITACHI KOKI KK·Filed 2015·Granted Aug 2, 2016·9 cites·1 claims
- 1757USD668608SPower supply deviceITOH TAKAFUMI·Filed 2012·Granted Oct 9, 2012·10 cites·1 claims
- 1857US2015194646A1Backpack-Type Power SupplyHITACHI KOKI KK·Filed 2013·Application pending·0 cites
- 1952USD701102SChain sawHITACHI KOKI KK·Filed 2013·Granted Mar 18, 2014·7 cites·1 claims
- 2052US7187391B2Projection display apparatus, display method for same and image display apparatusSEIKO EPSON CORP·Filed 2004·Granted Mar 6, 2007·3 cites·8 claims
- 2143USD867843SPortable electric sawKOKI HOLDINGS CO LTD·Filed 2018·Granted Nov 26, 2019·3 cites·1 claims
- 2242USD689432SRechargeable batteryHITACHI KOKI KK·Filed 2013·Granted Sep 10, 2013·4 cites·1 claims
- 2329USD678023SPortable planeITOH TAKAFUMI·Filed 2012·Granted Mar 19, 2013·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →