P

Inventor

KOBASHI TOSHIYUKI

JP43 patents
⚠️ This page may combine multiple inventors who share the name “KOBASHI TOSHIYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

JAPAN EXLAN CO LTD

25 patents
US4535027AAug 13, 1985

High strength polyacrylonitrile fiber and method of producing the same

JAPAN EXLAN CO LTD76 citations95
US4565832AJan 21, 1986

Process for producing packing material for use in liquid chromatography

JAPAN EXLAN CO LTD27 citations90
US4062857ADec 13, 1977

Process for producing acrylonitrile polymer melt

JAPAN EXLAN CO LTD27 citations82
US4873352AOct 10, 1989

Transparent aqueous tin compound solution

JAPAN EXLAN CO LTD21 citations81
US4658004AApr 14, 1987

Polyacrylonitrile fiber with high strength and high modulus of elasticity

JAPAN EXLAN CO LTD10 citations73
US4533538AAug 6, 1985

Method of producing colloidal antimony oxide

JAPAN EXLAN CO LTD10 citations73
US4049605ASep 20, 1977

Process for the polymerization of acrylonitrile

JAPAN EXLAN CO LTD11 citations73
US4036803AJul 19, 1977

Process for producing flame retardant acrylic synthetic fibers

JAPAN EXLAN CO LTD9 citations73
US4009138AFeb 22, 1977

Process for producing stable emulsion of polymer

JAPAN EXLAN CO LTD13 citations73
US4794152ADec 27, 1988

Bead-like polymer and production thereof

JAPAN EXLAN CO LTD10 citations71
US4540754ASep 10, 1985

Process for producing high molecular weight acrylonitrile polymers

JAPAN EXLAN CO LTD11 citations71
US4022710AMay 10, 1977

Process for producing colloidal antimony oxide

JAPAN EXLAN CO LTD12 citations71
US4725646AFeb 16, 1988

Method of producing hard polyvinyl alcohol gel

JAPAN EXLAN CO LTD15 citations70
US4092287AMay 30, 1978

Process for producing stable emulsion of polymer

JAPAN EXLAN CO LTD8 citations68
US4130525ADec 19, 1978

Stable aqueous emulsion of acrylonitrile polymer, its production and dyeability improving agent comprising such emulsion

JAPAN EXLAN CO LTD15 citations67
US4924017AMay 8, 1990

Stannic acid anhydride

JAPAN EXLAN CO LTD2 citations62
US4753753AJun 28, 1988

Chemically stable aqueous antimony oxide sol

JAPAN EXLAN CO LTD4 citations62
US4659847AApr 21, 1987

Chemically stable colloidal antimony oxide

JAPAN EXLAN CO LTD2 citations62
US4659529AApr 21, 1987

Method for the production of high strength polyacrylonitrile fiber

JAPAN EXLAN CO LTD4 citations62
US4546146AOct 8, 1985

Process for producing dispersions comprising fine particles of acrylonitrile polymers

JAPAN EXLAN CO LTD6 citations62
US4237256ADec 2, 1980

Process for producing an acrylonitrile polymer melt

JAPAN EXLAN CO LTD3 citations62
US4716002ADec 29, 1987

Method of producing a flame-retardant acrylic copolymer

JAPAN EXLAN CO LTD2 citations60
US4604428AAug 5, 1986

Method of producing a flame-retardant acrylic polymer

JAPAN EXLAN CO LTD2 citations60
US4248812AFeb 3, 1981

Process for producing a rush-like structure

JAPAN EXLAN CO LTD1 citations52
US4737290AApr 12, 1988

Gel for the separation of useful components contained in rhodanate-containing detoxication treated liquid and method of separation using said gel

JAPAN EXLAN CO LTD1 citations48

RICOH CO LTD

6 patents

SUMITOMO CHEMICAL CO

3 patents

SEKIGUCHI SATOYUKI

2 patents

KOBASHI TOSHIYUKI

2 patents

GOTO HIROSHI

1 patent

NTN TOYO BEARING CO LTD

1 patent

OZAKI DAISUKE

1 patent

HIRADE TOMOHIRO

1 patent

KURONUMA MAKOTO

1 patent