Inventor
NIWA HIROKAZU
JP5 patents
⚠️ This page may combine multiple inventors who share the name “NIWA HIROKAZU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON CATALYTIC CHEM IND
4 patentsUS6294015B1Sep 25, 2001
Cement admixture and cement composition
NIPPON CATALYTIC CHEM IND69 citations95
US6258162B1Jul 10, 2001
Cement composition
NIPPON CATALYTIC CHEM IND28 citations92
US6087418AJul 11, 2000
Cement admixture and cement composition
NIPPON CATALYTIC CHEM IND24 citations92
US11964042B2Apr 23, 2024
Additive for medicinal agents
NIPPON CATALYTIC CHEM IND0 citations50