Inventor
MINAMI KENJI
JP42 patents
⚠️ This page may combine multiple inventors who share the name “MINAMI KENJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UENO SEIYAKU OYO KENKYUJO KK
18 patentsUS6409812B1Jun 25, 2002
AZO compounds and process for producing the same
UENO SEIYAKU OYO KENKYUJO KK20 citations92
US5973126AOct 26, 1999
Azo compounds and process for producing the same
UENO SEIYAKU OYO KENKYUJO KK22 citations92
US5786523AJul 28, 1998
Naphthol derivatives and process for producing the same
UENO SEIYAKU OYO KENKYUJO KK7 citations74
US6005085ADec 21, 1999
Condensed azo compounds and process for preparing the same
UENO SEIYAKU OYO KENKYUJO KK13 citations73
US5965715AOct 12, 1999
Bisazo compounds and process for the preparation thereof
UENO SEIYAKU OYO KENKYUJO KK7 citations73
US5847233ADec 8, 1998
Naphthol derivatives and process for producing the same
UENO SEIYAKU OYO KENKYUJO KK1 citations63
US6849742B2Feb 1, 2005
Binaphthol derivative and process for producing the same
UENO SEIYAKU OYO KENKYUJO KK3 citations62
US6084101AJul 4, 2000
Naphtol derivative and process for producing the same
UENO SEIYAKU OYO KENKYUJO KK2 citations62
US6020470AFeb 1, 2000
Water-soluble azo compounds and process for producing the same
UENO SEIYAKU OYO KENKYUJO KK4 citations61
US6639092B2Oct 28, 2003
Metal salt of binaphthol derivative and method for preparing the same
UENO SEIYAKU OYO KENKYUJO KK0 citations52
US6451988B1Sep 17, 2002
Naphthol derivatives
UENO SEIYAKU OYO KENKYUJO KK1 citations52
US6252104B1Jun 26, 2001
Naphthol derivatives and process for producing the same
UENO SEIYAKU OYO KENKYUJO KK0 citations52
US6239263B1May 29, 2001
Water-soluble azo compounds and process for the preparation thereof
UENO SEIYAKU OYO KENKYUJO KK1 citations51
US6891072B2May 10, 2005
Process for production of dimers or aromatic monohydroxyl compounds
UENO SEIYAKU OYO KENKYUJO KK0 citations48
US7169523B2Jan 30, 2007
Charge controllers
UENO SEIYAKU OYO KENKYUJO KK0 citations40
US7074536B2Jul 11, 2006
Alkylenebisnaphtol derivative and charge control agent which consists of the same
UENO SEIYAKU OYO KENKYUJO KK0 citations40
US6072042AJun 6, 2000
Bis(aminocarbonylnaphthol) derivative
UENO SEIYAKU OYO KENKYUJO KK0 citations38
US6548703B1Apr 15, 2003
Toning agent
UENO SEIYAKU OYO KENKYUJO KK0 citations36
NIPPON CATALYTIC CHEM IND
14 patentsUS5574117ANov 12, 1996
Acrylic polymer, its use and process for producing it
NIPPON CATALYTIC CHEM IND68 citations95
US4880857ANov 14, 1989
Carbon black-graft polymer, method for production thereof, and use thereof
NIPPON CATALYTIC CHEM IND43 citations95
US4994520AFeb 19, 1991
Carbon black-graft polymer, method for production thereof, and use thereof
NIPPON CATALYTIC CHEM IND59 citations94
US6846439B2Jan 25, 2005
Process for producing porous polymer
NIPPON CATALYTIC CHEM IND18 citations92
US6395792B1May 28, 2002
Method for production of porous cross-linked poymer
NIPPON CATALYTIC CHEM IND28 citations92
US6362243B1Mar 26, 2002
Method for production of porous cross-linked polymer
NIPPON CATALYTIC CHEM IND27 citations92
US6797735B2Sep 28, 2004
Process for producing porous polymer
NIPPON CATALYTIC CHEM IND17 citations84
US6630519B2Oct 7, 2003
Process for producing porous polymer
NIPPON CATALYTIC CHEM IND16 citations84
US4940749AJul 10, 1990
Carbon black-graft polymer, method for production thereof, and use thereof
NIPPON CATALYTIC CHEM IND15 citations81
US6018010AJan 25, 2000
Polymer with high acid value from unsaturated carboxylic acid and vinyl monomer
NIPPON CATALYTIC CHEM IND13 citations74
US4910113AMar 20, 1990
Colored microfine globular particles, method for production thereof and uses thereof
NIPPON CATALYTIC CHEM IND13 citations73
US5691416ANov 25, 1997
(Meth)acrylate polymer particles dispersed in epoxy resin
NIPPON CATALYTIC CHEM IND9 citations72
US4983681AJan 8, 1991
Colored microfine globular particles, method for production thereof, and uses thereof
NIPPON CATALYTIC CHEM IND9 citations71
US4898788AFeb 6, 1990
Decorative laminated sheet and decorative overlaid plywood faced with thermosetting resin
NIPPON CATALYTIC CHEM IND7 citations71