Inventor
KOYATA HIDEO
JP16 patents
⚠️ This page may combine multiple inventors who share the name “KOYATA HIDEO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GRACE W R & CO
10 patentsUS5643978AJul 1, 1997
Cement admixture product having improved rheological properties and process of forming same
GRACE W R & CO184 citations98
US5633298AMay 27, 1997
Cement admixture product having improved rheological properties and process of forming same
GRACE W R & CO157 citations98
US5393343AFeb 28, 1995
Cement and cement composition having improved rheological properties
GRACE W R & CO230 citations98
US6352952B1Mar 5, 2002
Admixture and method for optimizing addition of EO/PO superplasticizer to concrete containing smectite clay-containing aggregates
GRACE W R & CO91 citations96
US5362323ANov 8, 1994
Cement admixture composition
GRACE W R & CO77 citations96
US6670415B2Dec 30, 2003
Admixture for optimizing addition of EO/PO plasticizers
GRACE W R & CO54 citations95
US5728207AMar 17, 1998
Cement admixture product having improved rheological properties and process of forming same
GRACE W R & CO88 citations95
US5583183ADec 10, 1996
Cement and cement composition having improved rheological properties
GRACE W R & CO80 citations95
US5432212AJul 11, 1995
Dispersant composition for cement having excellent property in inhibition of slump-loss
GRACE W R & CO40 citations92
US5223036AJun 29, 1993
Additive composition for cement admixture
GRACE W R & CO59 citations91