Inventor
WATAKABE ATSUSHI
JP37 patents
⚠️ This page may combine multiple inventors who share the name “WATAKABE ATSUSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ASAHI GLASS CO LTD
24 patentsUS6610789B2Aug 26, 2003
Block polymer, process for producing a polymer, and polymer electrolyte fuel cell
ASAHI GLASS CO LTD62 citations95
US5498657AMar 12, 1996
Fluorine-containing polymer composition
ASAHI GLASS CO LTD71 citations95
US7429428B2Sep 30, 2008
Polymer electrolyte material, production method thereof and membrane electrode assembly for polymer electrolyte fuel cell
ASAHI GLASS CO LTD21 citations92
US7220508B2May 22, 2007
Solid polymer electrolyte material, liquid composition, solid polymer fuel cell and fluoropolymer
ASAHI GLASS CO LTD31 citations92
US6670511B2Dec 30, 2003
Fluorine-containing diene, its production method and its polymer
ASAHI GLASS CO LTD16 citations92
US6448452B2Sep 10, 2002
Fluorine-containing diene, its production method and its polymer
ASAHI GLASS CO LTD18 citations92
USRE37022EJan 16, 2001
Fluorine-containing polymer composition
ASAHI GLASS CO LTD16 citations92
US6203912B1Mar 20, 2001
Electronic article having fluoropolymer thin film
ASAHI GLASS CO LTD22 citations91
US5039382AAug 13, 1991
Method for producing an alkali metal hydroxide
ASAHI GLASS CO LTD29 citations89
US7910236B2Mar 22, 2011
Electrolyte material, electrolyte membrane and membrane-electrolyte assembly for polymer electrolyte fuel cells
ASAHI GLASS CO LTD13 citations84
US7271229B2Sep 18, 2007
Processes for producing a fluorosulfonyl group-containing compound and a compound led from the fluorosulfonyl group-containing compound
ASAHI GLASS CO LTD14 citations84
US7799468B2Sep 21, 2010
Electrolyte material for polymer electrolyte fuel cells, electrolyte membrane and membrane-electrode assembly
ASAHI GLASS CO LTD10 citations82
US9692073B2Jun 27, 2017
Electrolyte material, liquid composition and membrane/electrode assembly for polymer electrolyte fuel cell
ASAHI GLASS CO LTD3 citations73
US7488788B2Feb 10, 2009
Electrolyte polymer for polymer electrolyte fuel cells, process for its production and membrane-electrode assembly
ASAHI GLASS CO LTD7 citations73
US7557178B2Jul 7, 2009
Process for producing electrolyte material for polymer electrolyte fuel cells, and membrane-electrode assembly for polymer electrolyte fuel cells
ASAHI GLASS CO LTD5 citations72
US7531610B2May 12, 2009
Fluorosulfonyl group-containing compound, method for its production and polymer thereof
ASAHI GLASS CO LTD5 citations72
US4969982ANov 13, 1990
Method for producing an alkali metal hydroxide and electrolytic cell useful for the method
ASAHI GLASS CO LTD3 citations63
US7709665B2May 4, 2010
Processes for producing a fluorosulfonyl group-containing compound and a compound LED from the fluorosulfonyl group-containing compound
ASAHI GLASS CO LTD2 citations62
US7470749B2Dec 30, 2008
Block polymer, process for producing a polymer, and polymer electrolyte fuel cell
ASAHI GLASS CO LTD3 citations62
US7667083B2Feb 23, 2010
Fluorosulfonyl group-containing compound, method for its production and polymer thereof
ASAHI GLASS CO LTD4 citations61
US8043763B2Oct 25, 2011
Solid polymer electrolyte material, liquid composition, solid polymer fuel cell and fluoropolymer
ASAHI GLASS CO LTD0 citations51
US7902311B2Mar 8, 2011
Electrolyte polymer for polymer electrolyte fuel cells, process for its production and membrane-electrode assembly
ASAHI GLASS CO LTD0 citations51
US8933264B2Jan 13, 2015
Method for producing organic compound having sulfo group, method for producing liquid composition, and method for hydrolyzing organic compound having fluorosulfonyl group
ASAHI GLASS CO LTD0 citations47
US7790817B2Sep 7, 2010
Process for producing fluoropolymer
ASAHI GLASS CO LTD0 citations45
WATAKABE ATSUSHI
4 patentsUS8227139B2Jul 24, 2012
Polymer electrolyte fuel cell, electrolyte material therefore and method for its production
WATAKABE ATSUSHI7 citations83
US8470943B2Jun 25, 2013
Solid polymer electrolyte material, liquid composition, solid polymer fuel cell and fluoropolymer
WATAKABE ATSUSHI9 citations82
US8263710B2Sep 11, 2012
Solid polymer electrolyte material, liquid composition, solid polymer fuel cell and fluoropolymer
WATAKABE ATSUSHI2 citations60
US8557474B2Oct 15, 2013
Fluorosulfonyl group-containing monomer and its polymer, and sulfonic acid group-containing polymer
WATAKABE ATSUSHI1 citations51
AGC INC
3 patentsUS10975209B2Apr 13, 2021
Methods for producing fluorinated polymer, fluorinated polymer having functional group and electrolyte membrane
AGC INC0 citations63
US11518832B2Dec 6, 2022
Fluorine-containing diene compound, fluorine-containing polymer, and methods for producing same
AGC INC0 citations62
US10604461B2Mar 31, 2020
Method for producing fluorine-containing compound having iodine atom content reduced
AGC INC0 citations42
HOMMURA SATORU
3 patentsUS8597855B2Dec 3, 2013
Electrolyte material, liquid composition and membrane/electrode assembly for polymer electrolyte fuel cell
HOMMURA SATORU3 citations61
US9508463B2Nov 29, 2016
Electrolyte material, liquid composition and membrane/electrode assembly for polymer electrolyte fuel cell
HOMMURA SATORU0 citations51
US8182951B2May 22, 2012
Fuel cell system
HOMMURA SATORU0 citations39