Inventor · disambiguated record
Keiko Yamamichi
Also filed as: YAMAMICHI KEIKO · YAMAMICHI SATOMI
10 granted patents·7 pending applications·260 citations·filing 2004–2012
91Inventor score
Top patents by PatentIndex Score
17 records- 0199US7906226B2Organic electroluminescent deviceIDEMITSU KOSAN CO·Filed 2005·Granted Mar 15, 2011·81 cites·13 claims
- 0298US8470455B2Organic electroluminescent deviceMATSUURA MASAHIDE·Filed 2011·Granted Jun 25, 2013·47 cites·11 claims
- 0398US8105701B2Organic electroluminescent deviceMATSUURA MASAHIDE·Filed 2011·Granted Jan 31, 2012·72 cites·12 claims
- 0491US8178874B2Metal complex compound and organic electroluminescent device using sameOKUDA FUMIO·Filed 2010·Granted May 15, 2012·8 cites·8 claims
- 0585US8106390B2Metal complex compound and organic electroluminescent device using sameOKUDA FUMIO·Filed 2010·Granted Jan 31, 2012·5 cites·5 claims
- 0678US8106582B2Organic electroluminescence display deviceYAMAMICHI KEIKO·Filed 2005·Granted Jan 31, 2012·8 cites·20 claims
- 0769US7631361B2Content reproduction systemPANASONIC CORP·Filed 2004·Granted Dec 8, 2009·8 cites·15 claims
- 0867US8048174B2Theft prevention systemPANASONIC CORP·Filed 2004·Granted Nov 1, 2011·17 cites·30 claims
- 0966US8895154B2Organic electroluminescent deviceIWAKUMA TOSHIHIRO·Filed 2005·Granted Nov 25, 2014·4 cites·17 claims
- 1058US7667228B2Metal complex compound and organic electroluminescent device using sameIDEMITSU KOSAN CO·Filed 2004·Granted Feb 23, 2010·10 cites·8 claims
- 1156US2012169219A1Metal complex compound and organic electroluminescent device using sameOKUDA FUMIO·Filed 2012·Application pending·0 cites
- 1250US2007150462A1Content-related information delivery systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Application pending·0 cites
- 1343US2007216289A1Organic Electroluminescence Display DeviceIDEMITSU KOSAN CO·Filed 2005·Application pending·0 cites
- 1443US2007296328A1Organic Electroluminescent DeviceIDEMITSU KOSAN CO·Filed 2005·Application pending·0 cites
- 1543US2006163542A1Metal-complex compound and organic electroluminescence device using the compoundIDEMITSU KOSAN CO·Filed 2005·Application pending·0 cites
- 1643US2007257600A1Organic Electroluminescent DeviceIDEMITSU KOSAN CO·Filed 2005·Application pending·0 cites
- 1737US2006051613A1Material for organic electroluminescent device and organic electroluminescent device using sameTOMITA SEIJI·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →