Inventor · disambiguated record
Fumihiro Yonekawa
Also filed as: YONEKAWA FUMIHIRO
4 granted patents·3 pending applications·4 citations·filing 2008–2018
58Inventor score
Top patents by PatentIndex Score
7 records- 0174US9935270B2Electrochemical light emitting cell, composition for forming light emitting layer of electrochemical light emitting cell, and ionic compound for light emitting layer of electrochemical light emitting cellNIPPON CHEMICAL IND·Filed 2015·Granted Apr 3, 2018·4 cites·15 claims
- 0239US10547019B2Electrochemical luminescent cell and composition for forming luminescent layer of electrochemical luminescent cellNIPPON CHEMICAL IND·Filed 2015·Granted Jan 28, 2020·0 cites·10 claims
- 0338US2019341554A1Light-emitting electrochemical cell and composition for forming light-emitting layer of light-emitting electrochemical cellNIPPON CHEMICAL IND·Filed 2018·Application pending·0 cites
- 0438US2008241693A1Lithium transition metal complex oxide for lithium ion secondary battery cathode active material and method for producing the same, lithium ion secondary battery cathode active material, and lithium ion secondary batteryFUKUCHI MINORU·Filed 2008·Application pending·0 cites
- 0537US10930872B2Light-emitting electrochemical cell, composition for forming light-emitting layer of light-emitting electrochemical cell, and ionic compound for light-emitting layer of light-emitting electrochemical cellNIPPON CHEMICAL IND·Filed 2016·Granted Feb 23, 2021·0 cites·6 claims
- 0637US2009053597A1Electrolyte composition used in charge storage device and storage device using the sameTSUNASHIMA KATSUHIKO·Filed 2008·Application pending·0 cites
- 0736US10439143B2Additive for light-emitting layer in light-emitting electrochemical cell, composition for forming light-emitting layer in light-emitting electrochemical cell, and light-emitting electrochemical cellNIPPON CHEMICAL IND·Filed 2016·Granted Oct 8, 2019·0 cites·34 claims
Join the waitlist — get patent alerts
Get an alert when Fumihiro Yonekawa 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 →