Inventor · disambiguated record
Hirohiko Ishii
Also filed as: ISHII HIROHIKO
20 granted patents·3 pending applications·370 citations·filing 1999–2016
95Inventor score
Top patents by PatentIndex Score
23 records- 0193US6744194B2Light emitting diodeCITIZEN ELECTRONICS·Filed 2001·Granted Jun 1, 2004·87 cites·6 claims
- 0290US9269873B2Semiconductor light emitting device and method for manufacturing sameCITIZEN HOLDINGS CO LTD·Filed 2013·Granted Feb 23, 2016·15 cites·4 claims
- 0390US6638780B2Method for manufacturing light emitting diode devicesCITIZEN ELECTRONICS·Filed 2002·Granted Oct 28, 2003·51 cites·4 claims
- 0489US9360167B2LED module and LED lamp employing sameCITIZEN HOLDINGS CO LTD·Filed 2012·Granted Jun 7, 2016·10 cites·13 claims
- 0589USD524260SLight emitting diodeCITIZEN ELECTRONICS·Filed 2005·Granted Jul 4, 2006·47 cites·1 claims
- 0684US7187009B2Light emitting diode device for illumination objectsCITIZEN ELECTRONICS·Filed 2003·Granted Mar 6, 2007·33 cites·2 claims
- 0784US7078728B2Surface-mounted LED and light emitting deviceCITIZEN ELECTRONICS·Filed 2004·Granted Jul 18, 2006·46 cites·10 claims
- 0883US7063996B2Method for manufacturing a light emitting diode deviceCITIZEN ELECTRONICS·Filed 2005·Granted Jun 20, 2006·10 cites·8 claims
- 0977US6888173B2Light emitting diode deviceCITIZEN ELECTRONICS·Filed 2002·Granted May 3, 2005·20 cites·1 claims
- 1076US7763905B2Semiconductor light-emitting deviceCITIZEN ELECTRONICS·Filed 2008·Granted Jul 27, 2010·7 cites·9 claims
- 1166USD515043SLight emitting diodeCITIZEN ELECTRONICS·Filed 2004·Granted Feb 14, 2006·14 cites·1 claims
- 1265US10629786B2Light emitting device and manufacturing method thereofCITIZEN ELECTRONICS·Filed 2016·Granted Apr 21, 2020·1 cites·10 claims
- 1364US10707189B2Light-emitting deviceCITIZEN ELECTRONICS·Filed 2016·Granted Jul 7, 2020·1 cites·8 claims
- 1464US7804102B2Illumination device and method for manufacturing the sameCITIZEN ELECTRONICS·Filed 2008·Granted Sep 28, 2010·2 cites·11 claims
- 1563US10158056B2LED package, light emitting device and method for manufacturing LED packageCITIZEN ELECTRONICS·Filed 2016·Granted Dec 18, 2018·1 cites·6 claims
- 1659US7021946B2Connector integrated with a LED elementCITIZEN ELECTRONICS·Filed 2003·Granted Apr 4, 2006·9 cites·12 claims
- 1759US6822265B2Light emitting diodeCITIZEN ELECTRONICS·Filed 2002·Granted Nov 23, 2004·9 cites·11 claims
- 1847USD462334SLight emitting diodeCITIZEN ELECTRONICS·Filed 2001·Granted Sep 3, 2002·6 cites·1 claims
- 1946US2008254650A1Light-emitting diode and method for producing itCITIZEN ELECTRONICS·Filed 2008·Application pending·0 cites
- 2044US6973720B2Method for manufacturing a connector integrated with a LEDCITIZEN ELECTRONICS·Filed 2004·Granted Dec 13, 2005·1 cites·7 claims
- 2143US2006171135A1Light emitting apparatusCITIZEN ELECTRONICS·Filed 2006·Application pending·0 cites
- 2238US10714460B2Light emitting device and manufacturing method thereofCITIZEN ELECTRONICS·Filed 2016·Granted Jul 14, 2020·0 cites·4 claims
- 2329US2003081288A1Infrared communication deviceFiled 1999·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Hirohiko Ishii 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 →