Inventor
FUJIWARA KUNIO
JP32 patents
⚠️ This page may combine multiple inventors who share the name “FUJIWARA KUNIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EBARA CORP
16 patentsUS5783608AJul 21, 1998
Process for producing separation functional fibers and ion-exchange fibers produced therefrom
EBARA CORP42 citations96
US5425866AJun 20, 1995
Electrically regenerable demineralizing apparatus
EBARA CORP78 citations96
US5308467AMay 3, 1994
Electrically regenerable demineralizing apparatus
EBARA CORP95 citations96
US6852802B1Feb 8, 2005
Organic polymer material, process for producing the same, and heavy-metal ion remover comprising the same
EBARA CORP24 citations92
US6844371B1Jan 18, 2005
Material having separating function
EBARA CORP23 citations92
US6811771B1Nov 2, 2004
Bactericidal organic polymeric material
EBARA CORP19 citations92
US6228135B1May 8, 2001
Purification of very slightly contaminated air within a clean room
EBARA CORP31 citations92
US5738775AApr 14, 1998
Electrically regenerable desalting apparatus
EBARA CORP23 citations92
US6818038B2Nov 16, 2004
Polymer substrates for radiation-induced graft polymerization and filter stock
EBARA CORP21 citations90
US6423205B1Jul 23, 2002
Electric deionization apparatus
EBARA CORP32 citations90
US6703432B1Mar 9, 2004
Moisture adsorbing and desorbing material
EBARA CORP7 citations73
US6127433AOct 3, 2000
Process for producing separation functional fibers and ion-exchange fibers produced therefrom
EBARA CORP15 citations73
US6852233B1Feb 8, 2005
Metal-collecting apparatus and method for elution and recovery of metal from metal-collecting material
EBARA CORP7 citations72
US6659751B1Dec 9, 2003
Apparatus for radiation-induced graft polymerization treatment of fabric webs
EBARA CORP5 citations71
US6009739AJan 4, 2000
Method for evaluating performance of chemical filter for cleaning gas
EBARA CORP8 citations70
US7291312B2Nov 6, 2007
Ozone removing material and method for preparing the same
EBARA CORP6 citations60
SUMITOMO ELECTRIC INDUSTRIES
11 patentsUS4578560AMar 25, 1986
High frequency induction coupled plasma torch with concentric pipes having flanges thereon
SUMITOMO ELECTRIC INDUSTRIES472 citations98
US4615583AOct 7, 1986
Image fibers
SUMITOMO ELECTRIC INDUSTRIES28 citations92
US4135901AJan 23, 1979
Method of manufacturing glass for optical waveguide
SUMITOMO ELECTRIC INDUSTRIES50 citations92
US4082420AApr 4, 1978
An optical transmission fiber containing fluorine
SUMITOMO ELECTRIC INDUSTRIES32 citations92
US4664474AMay 12, 1987
Optical fiber and process for producing the same
SUMITOMO ELECTRIC INDUSTRIES22 citations82
US4165152AAug 21, 1979
Process for producing optical transmission fiber
SUMITOMO ELECTRIC INDUSTRIES21 citations82
US4161505AJul 17, 1979
Process for producing optical transmission fiber
SUMITOMO ELECTRIC INDUSTRIES22 citations82
US4123483AOct 31, 1978
Manufacturing method of an optical waveguide
SUMITOMO ELECTRIC INDUSTRIES30 citations81
US4295869AOct 20, 1981
Process for producing optical transmission fiber
SUMITOMO ELECTRIC INDUSTRIES9 citations73
US4242375ADec 30, 1980
Process for producing optical transmission fiber
SUMITOMO ELECTRIC INDUSTRIES12 citations73
US4088388AMay 9, 1978
O-Type optical waveguide
SUMITOMO ELECTRIC INDUSTRIES9 citations72