Inventor · disambiguated record
Hiroyuki Iechi
Also filed as: IECHI HIROYUKI
9 granted patents·1 pending application·422 citations·filing 1989–2009
91Inventor score
Top patents by PatentIndex Score
10 records- 0194US5684523AOptical line printhead and an LED chip used thereforRICOH KK·Filed 1995·Granted Nov 4, 1997·145 cites·46 claims
- 0293US7276728B2Vertical organic transistorRICOH KK·Filed 2005·Granted Oct 2, 2007·19 cites·1 claims
- 0387US7002176B2Vertical organic transistorKAZUHIRO KUDOH·Filed 2003·Granted Feb 21, 2006·60 cites·23 claims
- 0481US7126153B2Organic transistorRICOH KK·Filed 2002·Granted Oct 24, 2006·29 cites·27 claims
- 0581US5061974ASemiconductor light-emitting device of array typeRICOH KK·Filed 1989·Granted Oct 29, 1991·52 cites·10 claims
- 0679US7420204B2Organic transistorRICOH KK·Filed 2006·Granted Sep 2, 2008·5 cites·4 claims
- 0778US5294815ASemiconductor light emitting device with terraced structureRICOH KK·Filed 1992·Granted Mar 15, 1994·40 cites·4 claims
- 0875US5900336ANegative electrode for lithium secondary battery and lithium secondary battery using the negative electrodeRICOH KK·Filed 1997·Granted May 4, 1999·50 cites·23 claims
- 0964US5362673AMethod of manufacturing a semiconductor light emitting deviceRICOH KK·Filed 1993·Granted Nov 8, 1994·22 cites·2 claims
- 1052US2010126885A1Sensor device and method of measuring a solutionIECHI HIROYUKI·Filed 2009·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →