Inventor
OI RYU
JP19 patents
⚠️ This page may combine multiple inventors who share the name “OI RYU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUI TOATSU CHEMICALS
12 patentsUS5705101AJan 6, 1998
Near infrared absorber, preparation process therefor and use thereof
MITSUI TOATSU CHEMICALS45 citations92
US5639809AJun 17, 1997
Azo compounds and polarizing films using the compounds
MITSUI TOATSU CHEMICALS15 citations73
US5446142AAug 29, 1995
Phthalocyanine and naphthalocyanine light-absorbing compound and optical recording medium containing same
MITSUI TOATSU CHEMICALS17 citations73
US4694110ASep 15, 1987
Process for production of m-phenoxybenzyl alcohol
MITSUI TOATSU CHEMICALS8 citations73
US5750229AMay 12, 1998
Phthalocyanine compound and optical recording medium containing it
MITSUI TOATSU CHEMICALS5 citations62
US5698682ADec 16, 1997
Azo compounds and polarizing films using the compounds
MITSUI TOATSU CHEMICALS3 citations62
US5646273AJul 8, 1997
Phthalocyanine compound and optical recording medium containing it
MITSUI TOATSU CHEMICALS5 citations62
US5108558AApr 28, 1992
Process for the electroreduction of aromatic carboxylic acids
MITSUI TOATSU CHEMICALS2 citations62
US4684449AAug 4, 1987
Process for producing m-hydroxybenzyl alcohol
MITSUI TOATSU CHEMICALS5 citations62
US5750599AMay 12, 1998
Quinophthalone compounds and polarizing films using same
MITSUI TOATSU CHEMICALS0 citations52
US5659039AAug 19, 1997
Quinophthalone compounds
MITSUI TOATSU CHEMICALS1 citations52
US5068459ANov 26, 1991
Process for producing m-phenoxybenzyl alcohol
MITSUI TOATSU CHEMICALS0 citations51
MITSUI CHEMICALS INC
6 patentsUS6104530AAug 15, 2000
Transparent laminates and optical filters for displays using same
MITSUI CHEMICALS INC215 citations97
US5804102ASep 8, 1998
Plasma display filter
MITSUI CHEMICALS INC99 citations96
US5788914AAug 4, 1998
Near infrared ray absorbing compound having high durability and its use
MITSUI CHEMICALS INC27 citations90
US5953857ASep 21, 1999
Method for controlling plant growth
MITSUI CHEMICALS INC27 citations89
US7091261B1Aug 15, 2006
Yellow hue compound and aqueous ink for ink-jet recording system using the same
MITSUI CHEMICALS INC5 citations61
US6800674B2Oct 5, 2004
Anthraquinone compound and water-based ink-jet recording ink containing the compound
MITSUI CHEMICALS INC2 citations61