Inventor
OHTAWA YASUKI
JP16 patents
⚠️ This page may combine multiple inventors who share the name “OHTAWA YASUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KAO CORP
14 patentsUS5580481ADec 3, 1996
Aqueous fabric softener composition, novel quaternary ammonium salt, and process for the preparation of said salt
KAO CORP77 citations95
US5476597ADec 19, 1995
Liquid softener composition, novel quaternary ammonium salt, and process for the preparation of said salt
KAO CORP83 citations95
US5851982ADec 22, 1998
Liquid softener compositions and quaternary ammonium salt
KAO CORP36 citations89
US5563111AOct 8, 1996
Agricultural chemical composition comprising amine surfactants with at least one ester or amide linkage
KAO CORP19 citations83
US5318727AJun 7, 1994
Mild cationic surfactants having good foaming conditioning properties and cleaning compositions
KAO CORP13 citations72
US7214718B1May 8, 2007
Quaternary ammonium salt composition
KAO CORP6 citations62
US7115779B2Oct 3, 2006
Softener composition
KAO CORP4 citations62
US6855682B2Feb 15, 2005
Softener composition
KAO CORP2 citations62
US6624137B1Sep 23, 2003
Softening finish composition
KAO CORP3 citations62
US6521588B1Feb 18, 2003
Softener composition
KAO CORP2 citations62
US6410502B1Jun 25, 2002
Softener compositions
KAO CORP4 citations62
US6541444B1Apr 1, 2003
Softener composition
KAO CORP4 citations61
US7351685B2Apr 1, 2008
Softener composition
KAO CORP0 citations51
US7179783B2Feb 20, 2007
Sulfuric acid amine salt, sulfonic acid amine salt, production thereof and softener composition
KAO CORP0 citations36