P

Inventor

KITAHARA TAKAHIRO

JP74 patents
⚠️ This page may combine multiple inventors who share the name “KITAHARA TAKAHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DAIKIN IND LTD

44 patents
US6372870B1Apr 16, 2002

Tetrafluoroethylene copolymer and use thereof

DAIKIN IND LTD85 citations97
US6503988B1Jan 7, 2003

Polytetrafluoroethylene fine powders and their use

DAIKIN IND LTD68 citations96
US6068921AMay 30, 2000

Carbon fluoride particles, preparation process and users of the same

DAIKIN IND LTD56 citations96
US5712062AJan 27, 1998

Carbon fluoride particles, preparation process and uses of the same

DAIKIN IND LTD49 citations96
US5087679AFeb 11, 1992

Polymeric dielectrics

DAIKIN IND LTD49 citations94
US5128389AJul 7, 1992

Hard coating agents comprising fluorine-containing acxylate copolymers

DAIKIN IND LTD25 citations93
US5081165AJan 14, 1992

Antifouling coating composition containing fluorinated (meth)acrylates

DAIKIN IND LTD33 citations93
US4720166AJan 19, 1988

Cladding materials for optical fibers

DAIKIN IND LTD36 citations93
US4615584AOct 7, 1986

Optical material

DAIKIN IND LTD28 citations93
US6680124B1Jan 20, 2004

Fluorochemical adhesive material and laminate made with the same

DAIKIN IND LTD27 citations92
US6538084B2Mar 25, 2003

Tetrafluoroethylene copolymer and use thereof

DAIKIN IND LTD39 citations92
US5229473AJul 20, 1993

Fluorine-containing copolymer and method of preparing the same

DAIKIN IND LTD37 citations90
US5177166AJan 5, 1993

Fluorine-containing copolymer and method of preparing the same

DAIKIN IND LTD26 citations90
US7723615B2May 25, 2010

Fluororesin composition and electric wire

DAIKIN IND LTD9 citations84
US6303686B1Oct 16, 2001

Resin composition having water and oil repellency

DAIKIN IND LTD18 citations84
US5071725ADec 10, 1991

Fluorinated copolymer coated carriers for developing electrostatic images

DAIKIN IND LTD18 citations82
US4720428AJan 19, 1988

Cladding materials for optical fibers

DAIKIN IND LTD20 citations82
US4500694AFeb 19, 1985

Optical materials

DAIKIN IND LTD22 citations82
US5284893AFeb 8, 1994

Coating composition

DAIKIN IND LTD17 citations74
US5149753ASep 22, 1992

Fluorine-containing copolymer and process for preparing the same

DAIKIN IND LTD13 citations74
US5093889AMar 3, 1992

Optical fibers with terpolymer cladding

DAIKIN IND LTD7 citations74
US5069941ADec 3, 1991

Water- and oil-repellent antifouling finishing agent

DAIKIN IND LTD14 citations74
US5021316AJun 4, 1991

Coated carriers for developing electrostatic images

DAIKIN IND LTD12 citations74
US4810766AMar 7, 1989

Acryloxyorganosiloxane polymer

DAIKIN IND LTD14 citations74
US4566755AJan 28, 1986

Copolymers for optical fibers

DAIKIN IND LTD16 citations74
US4557562ADec 10, 1985

Copolymers for optical fibers

DAIKIN IND LTD16 citations74
US11708324B2Jul 25, 2023

Sulfuric acid ester or salt thereof, and surfactant

DAIKIN IND LTD2 citations73
US11072580B2Jul 27, 2021

Sulfuric acid ester or salt thereof, and surfactant

DAIKIN IND LTD4 citations73
US6780483B1Aug 24, 2004

Fluoropolymer laminate

DAIKIN IND LTD8 citations73
US11512155B2Nov 29, 2022

Production method for fluoropolymer, surfactant for polymerization, and use of surfactant

DAIKIN IND LTD3 citations72
US11279814B2Mar 22, 2022

Production method for fluoropolymer, surfactant for polymerization, and use of surfactant

DAIKIN IND LTD2 citations72
US6900287B1May 31, 2005

Fluctional fluorocopolymer

DAIKIN IND LTD8 citations71
US11548960B2Jan 10, 2023

Ethylene/tetrafluoroethylene copolymer

DAIKIN IND LTD2 citations69
US5223366AJun 29, 1993

Carriers for developing electrostatic images

DAIKIN IND LTD4 citations63
US5171897ADec 15, 1992

Hexafluoroneopentyl alcohol, derivative thereof fluorine-containing polymer and its use

DAIKIN IND LTD3 citations63
US5145761ASep 8, 1992

Carriers for developing electrostatic images

DAIKIN IND LTD4 citations63
US5116544AMay 26, 1992

Hexafluoroneopentyl alcohol, derivative thereof fluorine-containing polymer and its use

DAIKIN IND LTD4 citations63
US4832712AMay 23, 1989

Gas separating membrane

DAIKIN IND LTD2 citations63
US12404387B2Sep 2, 2025

Production method for fluoropolymer, surfactant for polymerization, and use of surfactant

DAIKIN IND LTD0 citations62
US12012470B2Jun 18, 2024

Production method for fluoropolymer, surfactant for polymerization, and use of surfactant

DAIKIN IND LTD0 citations62
US4604482AAug 5, 1986

Processes for producing α-fluoroacrylic acid esters and α-fluoroacrylic acid fluoride

DAIKIN IND LTD3 citations62
US6673454B1Jan 6, 2004

Thermosetting powder coating composition

DAIKIN IND LTD4 citations61
US11394083B2Jul 19, 2022

Secondary battery separator including porous film having fluorine-containing polymer of vinylidene fluoride, tetrafluoroethylene, and vinyl carboxylic acid or salt and secondary battery including the same

DAIKIN IND LTD0 citations60
US11905349B2Feb 20, 2024

Ethylene/tetrafluoroethylene copolymer

DAIKIN IND LTD0 citations59

KITAHARA TAKAHIRO

2 patents

DAJKIN IND LTD

1 patent

ROHM CO LTD

1 patent

NAKANO YASUHIRO

1 patent

KOH MEITEN

1 patent

Showing the top 50 of 74 patents by PatentIndex Score.