Inventor · disambiguated record
Ayumi Ishigaki
Also filed as: ISHIGAKI AYUMI
3 granted patents·86 citations·filing 2003–2006
74Inventor score
Technology areasH10K
Files withSEMICONDUCTOR ENERGY LAB3
Top patents by PatentIndex Score
3 records- 0190US7037157B2Method of fabricating light emitting deviceSEMICONDUCTOR ENERGY LAB·Filed 2003·Granted May 2, 2006·64 cites·36 claims
- 0284US7303455B2Method of fabricating a light emitting device including a step for cleaning the surface of an anode layer during manufactureSEMICONDUCTOR ENERGY LAB·Filed 2006·Granted Dec 4, 2007·7 cites·18 claims
- 0369US7452257B2Method of manufacturing a display deviceSEMICONDUCTOR ENERGY LAB·Filed 2003·Granted Nov 18, 2008·15 cites·29 claims
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