Inventor
HIGETA TAKAHIRO
JP13 patents
⚠️ This page may combine multiple inventors who share the name “HIGETA TAKAHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON KAYAKU KK
5 patentsUS11391873B2Jul 19, 2022
Dye-based polarizing plate for infrared wavelength range using azo, anthraquinone, or cyanine compound
NIPPON KAYAKU KK0 citations59
US9341747B2May 17, 2016
Azo compound and salt thereof, and dye-based polarizing film and polarizing plate containing the same
NIPPON KAYAKU KK1 citations50
US9341746B2May 17, 2016
Azo compound, dye-based polarizing film and polarizing plate
NIPPON KAYAKU KK1 citations50
US10150871B2Dec 11, 2018
Azo compound, dye-based polarizing film containing same, and polarizing plate
NIPPON KAYAKU KK0 citations40
US10007142B2Jun 26, 2018
Dye-based polarizer as well as polarizing plate and liquid crystal display device using the polarizer
NIPPON KAYAKU KK0 citations38
SADAMITSU YUICHI
3 patentsUS8389124B2Mar 5, 2013
Azo compound and dye polarizing film containing the same
SADAMITSU YUICHI8 citations82
US8389122B2Mar 5, 2013
Azo compound and dye polarizing film containing the same
SADAMITSU YUICHI9 citations82
US8940059B2Jan 27, 2015
Azo compound and dye polarizing film containing the same
SADAMITSU YUICHI2 citations60
HIGETA TAKAHIRO
3 patentsUS8232375B2Jul 31, 2012
Azo compound, and dye-containing polarizing film comprising the same
HIGETA TAKAHIRO14 citations82
US9244198B2Jan 26, 2016
Azo compound, dye-based polarizing film and polarizing plate
HIGETA TAKAHIRO2 citations59
US9244194B2Jan 26, 2016
Azo compound and salt thereof, and dye-based polarizing film and polarizing plate containing the same
HIGETA TAKAHIRO2 citations59
NISHIGUCHI TAKUTO
2 patentsUS8477268B2Jul 2, 2013
Azo compound and salts thereof, as well as dye-based polarization films and polarizing plates comprising the same
NISHIGUCHI TAKUTO9 citations80
US9354371B2May 31, 2016
Azo compounds, and dye-based polarizing films and polarizing plates comprising the same
NISHIGUCHI TAKUTO0 citations37