P

Inventor

UEBA YOSHINOBU

JP25 patents
⚠️ This page may combine multiple inventors who share the name “UEBA YOSHINOBU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO ELECTRIC INDUSTRIES

22 patents
US5821003AOct 13, 1998

Organic electroluminescent device

SUMITOMO ELECTRIC INDUSTRIES59 citations94
US6646164B2Nov 11, 2003

Triphenylamine derivative and organic electroluminescence device comprising the same

SUMITOMO ELECTRIC INDUSTRIES22 citations92
US4681400AJul 21, 1987

Plastic optical fibers

SUMITOMO ELECTRIC INDUSTRIES25 citations92
US4505543AMar 19, 1985

Plastic optical fibers

SUMITOMO ELECTRIC INDUSTRIES43 citations92
US4828359AMay 9, 1989

Alkyl methacrylate homo - or copolymer optical waveguide for illumination and production of the same

SUMITOMO ELECTRIC INDUSTRIES30 citations90
US5637260AJun 10, 1997

Process for producing stabilized carbon cluster conducting material

SUMITOMO ELECTRIC INDUSTRIES15 citations82
US4564263AJan 14, 1986

Process for producing plastic optical fiber

SUMITOMO ELECTRIC INDUSTRIES20 citations82
US4568146AFeb 4, 1986

Plastic optical fiber and production thereof

SUMITOMO ELECTRIC INDUSTRIES23 citations80
US5538763AJul 23, 1996

Method of preparing carbon cluster film having electrical conductivity

SUMITOMO ELECTRIC INDUSTRIES12 citations74
US5380595AJan 10, 1995

Carbon cluster film having electrical conductivity and method of preparing the same

SUMITOMO ELECTRIC INDUSTRIES15 citations74
US4575188AMar 11, 1986

Heat resistant plastic optical fiber

SUMITOMO ELECTRIC INDUSTRIES15 citations74
US5635455AJun 3, 1997

Process for producing stabilized carbon cluster conducting or superconducting material

SUMITOMO ELECTRIC INDUSTRIES7 citations73
US3975571AAug 17, 1976

Self-bonding magnet wire

SUMITOMO ELECTRIC INDUSTRIES13 citations73
US5792567AAug 11, 1998

Triazole derivatives and organic electroluminescent devices produced therefrom

SUMITOMO ELECTRIC INDUSTRIES13 citations71
US5229845AJul 20, 1993

Electroconductive thin film of organic charge transfer complexes of bisethylenedithiatetrathiafulvalene

SUMITOMO ELECTRIC INDUSTRIES10 citations71
US5501778AMar 26, 1996

Organic superconductor and process for producing the same

SUMITOMO ELECTRIC INDUSTRIES3 citations63
US5312805AMay 17, 1994

Organic superconductive material and process for producing the same

SUMITOMO ELECTRIC INDUSTRIES3 citations63
US5252546AOct 12, 1993

Process for producing an organic superconductive material

SUMITOMO ELECTRIC INDUSTRIES2 citations63
US5589281ADec 31, 1996

Stabilized carbon cluster conducting or superconducting material, process for producing the same, device using carbon cluster, and process for producing the device

SUMITOMO ELECTRIC INDUSTRIES3 citations62
US5082687AJan 21, 1992

Process for producing organic electrical conductor

SUMITOMO ELECTRIC INDUSTRIES2 citations56
US5817837AOct 6, 1998

Tetrathiafulvalene derivative precursors, tetrathiafulvalene derivatives, and processes for producing them

SUMITOMO ELECTRIC INDUSTRIES3 citations54
US5616728AApr 1, 1997

Organic charge transfer complex

SUMITOMO ELECTRIC INDUSTRIES0 citations52

AGENCY IND SCIENCE TECHN

2 patents

KOZO IIZUKA DIRECTOR GENERAL A

1 patent