Inventor · disambiguated record
Sachiko Yamagata
Also filed as: YAMAGATA SACHIKO
5 granted patents·14 citations·filing 2004–2009
73Inventor score
Top patents by PatentIndex Score
5 records- 0168US7541099B2Anthracene derivative and light emitting element and light emitting device using the sameSEMICONDUCTOR ENERGY LAB·Filed 2005·Granted Jun 2, 2009·8 cites·14 claims
- 0259US7217465B2Pyran derivativeSEMICONDUTOR ENERGY LAB CO LTD·Filed 2004·Granted May 15, 2007·4 cites·16 claims
- 0353US7371470B2Pyran derivativeSEMICONDUCTOR ENERGY LAB·Filed 2007·Granted May 13, 2008·0 cites·21 claims
- 0448US7914911B2Anthracene derivative and light emitting element and light emitting device using the sameSEMICONDUCTOR ENERGY LAB·Filed 2009·Granted Mar 29, 2011·2 cites·20 claims
- 0547US7364804B2Pyran derivative, method for manufacturing the same, and light-emitting element containing the pyran derivativeSEMICONDUCTOR ENERGY LAB·Filed 2004·Granted Apr 29, 2008·0 cites·20 claims
Join the waitlist — get patent alerts
Get an alert when Sachiko Yamagata 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 →