Inventor
YOSHIZAKI KEI
JP9 patents
⚠️ This page may combine multiple inventors who share the name “YOSHIZAKI KEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IDEMITSU KOSAN CO
6 patentsUS11271164B2Mar 8, 2022
Compound, composition, organic electroluminescent element and electronic device
IDEMITSU KOSAN CO2 citations62
US11201297B2Dec 14, 2021
Organic electroluminescence device and electronic device
IDEMITSU KOSAN CO1 citations61
US11189803B2Nov 30, 2021
Organic electroluminescent element and electronic device containing the organic electroluminescent element
IDEMITSU KOSAN CO0 citations61
US11723272B2Aug 8, 2023
Organic electroluminescence element and electronic device
IDEMITSU KOSAN CO0 citations51
US11618722B2Apr 4, 2023
Compound, composition, organic electroluminescent element, and electronic appliance
IDEMITSU KOSAN CO0 citations51
US11424414B2Aug 23, 2022
Organic electroluminescent element, electronic device, and compound
IDEMITSU KOSAN CO0 citations51
YOSHIZAKI KEI
3 patentsUS8553023B2Oct 8, 2013
Electro-optical device and electronic apparatus
YOSHIZAKI KEI6 citations69
US8895927B2Nov 25, 2014
Detection device, sensor device and electronic apparatus
YOSHIZAKI KEI0 citations46
US8481940B2Jul 9, 2013
Detection device, sensor device, and electronic apparatus
YOSHIZAKI KEI0 citations46