Inventor
NAKADA TATSUO
JP26 patents
⚠️ This page may combine multiple inventors who share the name “NAKADA TATSUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DAIKIN IND LTD
23 patentsUS6472573B1Oct 29, 2002
Process for producing 1,1,1,3,3-pentafluoropropane
DAIKIN IND LTD109 citations98
US6403847B1Jun 11, 2002
Process for producing 1,1,1,3,3-pentafluoro-propane and/or 1-chloro-3,3,3-trifluoropropene
DAIKIN IND LTD82 citations97
US5714655AFeb 3, 1998
Process of manufacturing 1,1,1,3,3-pentafluoropropane, process of manufacturing 2,2,3-trichloro 1,1,1,3,3-pentafluoropropane and process of manufacturing 2,3,3-trichloro-1,1,1-trifluoropropene
DAIKIN IND LTD58 citations96
US7183448B2Feb 27, 2007
Azeotropic composition, comprising 1, 1, 1, 3,3-pentafluoropropane and 1, 1, 1-trifluoro-3-chloro-2-propene, method of separation and purification of the same, and process for producing 1, 1, 1,3,3-pentafloropropane and 1, 1, 1-trifluoro-3-chloro-2-propene
DAIKIN IND LTD40 citations92
US6328907B1Dec 11, 2001
Azeotrope comprising pentafluoropropane and hydrogen fluoride and method for separating and purifying pentafluoropropane
DAIKIN IND LTD23 citations92
US6018084AJan 25, 2000
Process for producing 1,1,1,3,3-pentafluoropropane
DAIKIN IND LTD36 citations92
US5608128AMar 4, 1997
Production methods of 1,1,1,4,4,4-hexsfluoro-2-butene compounds and 1,1,1,4,4,4,-hexafluorobutane
DAIKIN IND LTD26 citations92
US5714654AFeb 3, 1998
Method of Producing 1,1,1,3,3-pentafluoropropane and/or 1,1,3,3,3-pentafluoropropene
DAIKIN IND LTD17 citations84
US5659093AAug 19, 1997
Method of producing 1,1,1,3,3-pentafluoropropane, a method of producing 1,1,1,3,3-pentafluoro-2-halogeno-3-chloropropane, and a method of producing 1,1,1,2,3,3-hexachloropropene
DAIKIN IND LTD16 citations82
US5919993AJul 6, 1999
Method for preparing halogenated butene and butane
DAIKIN IND LTD9 citations74
US5532418AJul 2, 1996
Method of producing 1,1,1,2,3,3,-hexafluoropropane and tetrafluorochloropropene
DAIKIN IND LTD18 citations74
US6521802B1Feb 18, 2003
Process for preparing fluorine-containing halogenated hydrocarbon compound
DAIKIN IND LTD11 citations73
US6329560B2Dec 11, 2001
Method for producing hydrogen-containing fluorinated hydrocarbon
DAIKIN IND LTD7 citations73
US6191328B1Feb 20, 2001
Method for 1, 1, 1, 3, 3-pentafluoropropane
DAIKIN IND LTD9 citations71
US6316682B1Nov 13, 2001
Process for preparing 1,1,1,3,3-pentafluoropropane
DAIKIN IND LTD9 citations69
US6291728B1Sep 18, 2001
Process for producing 1,1,1,3,3-pentafluoropropane
DAIKIN IND LTD6 citations63
US5789632AAug 4, 1998
Process of purifying 1,1,1,3,3,-pentafluoro-2,3 dichloropropane
DAIKIN IND LTD3 citations63
US5763703AJun 9, 1998
Manufacturing method for hexafluorocylobutene and hexafluorocyclobutane
DAIKIN IND LTD4 citations63
US5364991ANov 15, 1994
Preparation of 1,1,1,4,4,4-hexafluorobutane
DAIKIN IND LTD4 citations63
US6846963B2Jan 25, 2005
Process for producing 1,1,1,3,3-pentafluoropropane
DAIKIN IND LTD3 citations62
US5688379ANov 18, 1997
Process for preparing perfluoroalkyl bromides
DAIKIN IND LTD5 citations60
US7094934B2Aug 22, 2006
Production process of hydrofluorocarbons
DAIKIN IND LTD0 citations52
US5763705AJun 9, 1998
Method of producing 1,1,1,3,3-pentafluoropropane, a method of producing 1,1,1,3,3-pentafluoro-2-halogeno-3-chloropropane, and a method of producing 1,1,1,2,3,3-hexachloropropene
DAIKIN IND LTD1 citations52