Inventor
KITAHARA SHIZUO
JP29 patents
⚠️ This page may combine multiple inventors who share the name “KITAHARA SHIZUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON ZEON CO
19 patentsUS4677153AJun 30, 1987
Method for modifying rubbers
NIPPON ZEON CO77 citations96
US4412041AOct 25, 1983
Process for modifying rubbers employing a compound containing a carboxyl and an aldehyde group
NIPPON ZEON CO59 citations96
US4412031AOct 25, 1983
Modified rubber composition employing a compound containing a carboxyl and an aldehyde group
NIPPON ZEON CO50 citations96
US5247009ASep 21, 1993
Rubber composition containing rubbery polymer and modified liquid polymer
NIPPON ZEON CO31 citations92
US4525541AJun 25, 1985
Method for modifying rubbers
NIPPON ZEON CO43 citations92
US4704427ANov 3, 1987
Method for improving rubbers
NIPPON ZEON CO27 citations90
US5043396AAug 27, 1991
Novel crosslinked polymer having shape memorizing property, method of its use, and molded article having shape memory
NIPPON ZEON CO30 citations89
US4654435AMar 31, 1987
Process for addition reaction of unsaturated organic compounds
NIPPON ZEON CO22 citations82
US5272212ADec 21, 1993
Colored spherical fine particles, process for production thereof and applications thereof
NIPPON ZEON CO12 citations74
US5151333ASep 29, 1992
Magnetic recording medium comprising a magnetic layer or backcoat layer containing a specified dispersant
NIPPON ZEON CO10 citations74
US4424306AJan 3, 1984
Method for modifying cis-1,4-polyisoprene rubber
NIPPON ZEON CO10 citations73
US5294233AMar 15, 1994
Additive for organic medium or thermoplastic polymer
NIPPON ZEON CO16 citations71
US5780399AJul 14, 1998
Oil-soluble polyester, additive for lubricating oil, and lubricating oil composition
NIPPON ZEON CO14 citations70
US5723417AMar 3, 1998
Oil-soluble polyester, additive for lubricating oil, and lubricating oil composition
NIPPON ZEON CO15 citations70
US6037413AMar 14, 2000
Polyester, process for the production of the same, resin or rubber compositions containing the same, and moldings of the compositions
NIPPON ZEON CO4 citations63
US5217839AJun 8, 1993
Preparation process of toner
NIPPON ZEON CO4 citations62
US4542190ASep 17, 1985
Cis-1,4-polyisoprene rubber composition
NIPPON ZEON CO2 citations62
US5372614ADec 13, 1994
Sludge dispersing agent for fuel oil and fuel oil composition containing the same
NIPPON ZEON CO4 citations55
US5110886AMay 5, 1992
Compatibilizing agent and polymer blend composition using the same
NIPPON ZEON CO1 citations48
ZEON CORP
6 patentsUS7267887B2Sep 11, 2007
Composite molding with adhesive composition layer comprising conjugated diene polymer having cyclic structure, and coating material
ZEON CORP19 citations92
US7144959B2Dec 5, 2006
Modifier for hydrocarbon polymers, hydrocarbon polymer composition and moldings
ZEON CORP18 citations84
US7279533B2Oct 9, 2007
Polar-group-containing cyclized rubber and process for producing same
ZEON CORP12 citations83
US7776961B2Aug 17, 2010
Oxygen absorber
ZEON CORP9 citations82
US7772326B2Aug 10, 2010
Block copolymer and method for producing same
ZEON CORP7 citations74
US8053051B2Nov 8, 2011
Oxygen-absorbing barrier resin composition, film comprising the same, multilayer structure, and packing container
ZEON CORP5 citations57
KITAHARA SHIZUO
3 patentsUS8293346B2Oct 23, 2012
Oxygen absorbent and oxygen-absorbing multi-layer body
KITAHARA SHIZUO2 citations60
US8293373B2Oct 23, 2012
Oxygen-absorbing resin composition, oxygen-absorbing shaped article, packaging material and packaging container
KITAHARA SHIZUO3 citations60
US8147953B2Apr 3, 2012
Laminate and process for producing the same
KITAHARA SHIZUO0 citations47