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 patentsUS6372870B1Apr 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 patentsDAJKIN IND LTD
1 patentROHM CO LTD
1 patentNAKANO YASUHIRO
1 patentKOH MEITEN
1 patentShowing the top 50 of 74 patents by PatentIndex Score.