Inventor
TAHARA HIDEYUKI
JP21 patents
⚠️ This page may combine multiple inventors who share the name “TAHARA HIDEYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON CATALYTIC CHEM IND
18 patentsUS6241928B1Jun 5, 2001
Method for production of shaped hydrogel of absorbent resin
NIPPON CATALYTIC CHEM IND351 citations98
US6187841B1Feb 13, 2001
Cement composition using the dispersant of (meth)acrylic esters, (metha)acrylic acids polymers
NIPPON CATALYTIC CHEM IND109 citations98
US6107358AAug 22, 2000
Water-absorbent resin and method for production thereof
NIPPON CATALYTIC CHEM IND174 citations98
US5925184AJul 20, 1999
Cement composition
NIPPON CATALYTIC CHEM IND79 citations96
US4471100ASep 11, 1984
Copolymer and method for manufacture thereof
NIPPON CATALYTIC CHEM IND161 citations95
US6048916AApr 11, 2000
Method for dispersion of cement
NIPPON CATALYTIC CHEM IND20 citations92
US5688843ANov 18, 1997
Oil-absorbent composition, particulate oil absorber, oil-absorbent material, and oil-absorbent pack
NIPPON CATALYTIC CHEM IND45 citations92
US5298570AMar 29, 1994
Biodegradable hydrophilic crosslinked polymer, process for producing it, and uses thereof
NIPPON CATALYTIC CHEM IND49 citations92
US4870120ASep 26, 1989
Cement dispersant
NIPPON CATALYTIC CHEM IND32 citations92
US5556835ASep 17, 1996
Gel-like fragrance composition
NIPPON CATALYTIC CHEM IND40 citations91
US5476885ADec 19, 1995
Cement additive, method for producing the same, and cement composition
NIPPON CATALYTIC CHEM IND26 citations91
US7851550B2Dec 14, 2010
Method for surface crosslinking water-absorbing resin and method for manufacturing water-absorbing resin
NIPPON CATALYTIC CHEM IND16 citations83
US5854318ADec 29, 1998
Cement additive, method for producing the same, and cement composition
NIPPON CATALYTIC CHEM IND16 citations81
US4972025ANov 20, 1990
Cement dispersant
NIPPON CATALYTIC CHEM IND17 citations74
US5690704ANov 25, 1997
Additive for carbonaceous solid-water slurry, method for production thereof, and carbonaceous solid-water slurry compositions
NIPPON CATALYTIC CHEM IND9 citations73
US5137945AAug 11, 1992
Cement with sulfoalkyacrylate polymers
NIPPON CATALYTIC CHEM IND6 citations63
US5523380AJun 4, 1996
Polymers having hydroxyl and carboxyl groups, and production process thereof
NIPPON CATALYTIC CHEM IND6 citations58
US5185461AFeb 9, 1993
Process for preparing 2-aminoethyl esters of methacrylic acid
NIPPON CATALYTIC CHEM IND5 citations58