Inventor
MURATSUBAKI MASANORI
JP23 patents
⚠️ This page may combine multiple inventors who share the name “MURATSUBAKI MASANORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
12 patentsUS7998597B2Aug 16, 2011
Organic light emitting device
CANON KK11 citations84
US9818957B2Nov 14, 2017
Organic light emitting element
CANON KK2 citations72
US9705089B2Jul 11, 2017
Organic light emitting element
CANON KK2 citations72
US8026664B2Sep 27, 2011
Compound and organic light emitting device
CANON KK4 citations63
US7977869B2Jul 12, 2011
Organic luminescent device and benzo[k]fluoranthene compound
CANON KK3 citations63
US9472766B2Oct 18, 2016
Fused polycyclic compound and organic light emitting element including the same
CANON KK2 citations62
US7919198B2Apr 5, 2011
Condensed ring aromatic compound for organic light-emitting device and organic light-emitting device having the same
CANON KK4 citations62
US7919197B2Apr 5, 2011
Condensed ring aromatic compound and organic light-emitting device having the same
CANON KK6 citations62
US9911921B2Mar 6, 2018
Organic compound and organic light-emitting device
CANON KK1 citations52
US8034944B2Oct 11, 2011
Benzofluoranthene compound and organic light-emitting device using the compound
CANON KK1 citations52
US8021766B2Sep 20, 2011
Benzo(GHI)fluoranthene derivative and organic light emitting device using the same
CANON KK1 citations52
US9748490B2Aug 29, 2017
Organic compound, organic light-emitting element, and image display unit
CANON KK0 citations51
OHRUI HIROKI
4 patentsUS8431244B2Apr 30, 2013
Indenochrysene derivative and organic light-emitting device using same
OHRUI HIROKI4 citations61
US8072137B2Dec 6, 2011
Fused heterocyclic compound and organic light emitting device
OHRUI HIROKI2 citations61
US8952873B2Feb 10, 2015
Fused polycyclic compound and organic light-emitting device using the compound
OHRUI HIROKI0 citations50
US8173275B2May 8, 2012
Azaindenochrysene derivative and organic light-emitting device
OHRUI HIROKI0 citations40