Inventor
OU CHIA-CHIH
US17 patents
⚠️ This page may combine multiple inventors who share the name “OU CHIA-CHIH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GRACE W R & CO
15 patentsUS6352952B1Mar 5, 2002
Admixture and method for optimizing addition of EO/PO superplasticizer to concrete containing smectite clay-containing aggregates
GRACE W R & CO91 citations96
US6670415B2Dec 30, 2003
Admixture for optimizing addition of EO/PO plasticizers
GRACE W R & CO54 citations95
US6441054B1Aug 27, 2002
Air management in cementitious mixtures having plasticizer and a clay-activity modifying agent
GRACE W R & CO44 citations94
US5340558AAug 23, 1994
Vermiculite composition with improved thermal expansion properties
GRACE W R & CO71 citations94
US5326500AJul 5, 1994
Vermiculite composition with improved chemical exfoliation
GRACE W R & CO62 citations94
US5102464AApr 7, 1992
Vermiculite dispersions and method of preparing same
GRACE W R & CO23 citations92
US5460648AOct 24, 1995
Masonry admixture and method of preparing same
GRACE W R & CO35 citations91
US5340643AAug 23, 1994
Intumescent sheet material
GRACE W R & CO43 citations91
US4655842AApr 7, 1987
Vermiculite dispersions and method of preparing same
GRACE W R & CO29 citations91
US5736600AApr 7, 1998
Mortar admixtures and method of preparing same
GRACE W R & CO28 citations88
US4780147AOct 25, 1988
Vermiculite dispersions and method of preparing same
GRACE W R & CO26 citations86
US7972436B2Jul 5, 2011
Air management in cementitious mixtures having plasticizer and a clay-activity modifying agent
GRACE W R & CO8 citations82
US7846251B2Dec 7, 2010
Integrally waterproofed concrete
GRACE W R & CO10 citations82
US5330843AJul 19, 1994
Water resistant vermiculite articles and method of their manufacture
GRACE W R & CO7 citations72
US5244740ASep 14, 1993
Water resistant/repellant vermiculite articles and method of their manufacture
GRACE W R & CO6 citations61