Inventor
ISHIDA TOSHIO
JP46 patents
⚠️ This page may combine multiple inventors who share the name “ISHIDA TOSHIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJI PHOTO FILM CO LTD
37 patentsUS6699591B2Mar 2, 2004
Optical information recording medium
FUJI PHOTO FILM CO LTD25 citations92
US6661770B2Dec 9, 2003
Optical information recording medium
FUJI PHOTO FILM CO LTD34 citations92
US6815030B2Nov 9, 2004
Optical information recording medium
FUJI PHOTO FILM CO LTD13 citations84
US6808782B2Oct 26, 2004
Optical information recording medium
FUJI PHOTO FILM CO LTD18 citations84
US6461711B1Oct 8, 2002
Optical information recording medium
FUJI PHOTO FILM CO LTD17 citations84
US7129019B2Oct 31, 2006
Optical information recording medium
FUJI PHOTO FILM CO LTD17 citations83
US6045901AApr 4, 2000
Magnetic recording medium
FUJI PHOTO FILM CO LTD7 citations74
US5998094ADec 7, 1999
Optical information recording medium
FUJI PHOTO FILM CO LTD10 citations74
US5869186AFeb 9, 1999
Magnetic recording medium
FUJI PHOTO FILM CO LTD9 citations74
US5707742AJan 13, 1998
Magnetic recording medium comprising a ferromagnetic metal thin film, protective layer, and an alkylamine perfluoropolyether lubricant
FUJI PHOTO FILM CO LTD14 citations74
US5700541ADec 23, 1997
Magnetic recording medium
FUJI PHOTO FILM CO LTD12 citations74
US5612134AMar 18, 1997
Magnetic recording medium having a carbon protective layer and a fluoro-lubricant supplied from a backcoat layer
FUJI PHOTO FILM CO LTD10 citations74
US5607782AMar 4, 1997
Magnetic recording medium
FUJI PHOTO FILM CO LTD7 citations74
US5560983AOct 1, 1996
Magnetic recording medium comprising a magnetic layer and a sub layer containing an unsaturated alkyl carbonic ester
FUJI PHOTO FILM CO LTD11 citations74
US5560995AOct 1, 1996
Magnetic recording medium having a ferromagnetic metal thin film upon which is coated a phosphorous and fluorine containing composition
FUJI PHOTO FILM CO LTD15 citations74
US5556707ASep 17, 1996
Magnetic recording medium having a lubricant comprising a phosphoric acid monoester and a fluorocarboxylic acid ester
FUJI PHOTO FILM CO LTD14 citations74
US5374480ADec 20, 1994
Magnetic recording medium
FUJI PHOTO FILM CO LTD16 citations74
US5334413AAug 2, 1994
Method for preparing a magnetic recording medium
FUJI PHOTO FILM CO LTD7 citations74
US5164259ANov 17, 1992
Magnetic recording medium having a specified fatty acid hydroxylaluminum salt as a lubricant contained in or on the magnetic layer
FUJI PHOTO FILM CO LTD8 citations74
US5063119ANov 5, 1991
Magnetic recording medium comprising a fluorine containing oligomer surfactant in or on the magnetic layer
FUJI PHOTO FILM CO LTD12 citations74
US6924018B2Aug 2, 2005
Optical information recording medium
FUJI PHOTO FILM CO LTD8 citations73
US6670475B2Dec 30, 2003
Information recording medium
FUJI PHOTO FILM CO LTD6 citations73
US6203876B1Mar 20, 2001
Information recording medium
FUJI PHOTO FILM CO LTD6 citations73
US5879772AMar 9, 1999
Information recording medium
FUJI PHOTO FILM CO LTD14 citations73
US6341122B1Jan 22, 2002
Optical information recording medium
FUJI PHOTO FILM CO LTD12 citations72
US7051348B2May 23, 2006
Optical information recording medium including a substrate, a recording layer, a layer of acrylic adhesive, and a cover layer
FUJI PHOTO FILM CO LTD2 citations63
US6967048B2Nov 22, 2005
Optical recording medium
FUJI PHOTO FILM CO LTD6 citations63
US6800347B2Oct 5, 2004
Optical information recording medium
FUJI PHOTO FILM CO LTD2 citations63
US5567524AOct 22, 1996
Magnetic recording medium having a cobalt thin film magnetic layer, carbon protective layer, and fluorolubricant layer
FUJI PHOTO FILM CO LTD2 citations63
US5496645AMar 5, 1996
Magnetic recording medium comprising a magnetic metallic thin film and a layer containing a specified fluorine compound and a specified tetrazaindene cyclic compound or thiouracil cyclic compound
FUJI PHOTO FILM CO LTD3 citations63
US5492764AFeb 20, 1996
Magnetic recording medium having a protective layer containing a tetrazaindene or thiouracil cyclic compound and a fluorine compound
FUJI PHOTO FILM CO LTD4 citations63
US6989069B2Jan 24, 2006
Method for producing an optical information recording medium
FUJI PHOTO FILM CO LTD2 citations62
US6849316B2Feb 1, 2005
Information recording medium
FUJI PHOTO FILM CO LTD2 citations62
US5395696AMar 7, 1995
Magnetic recording medium having a lubricant layer of a fluoroalkyl sulfo-compound
FUJI PHOTO FILM CO LTD4 citations62
US7103897B2Sep 5, 2006
Optical information recording medium
FUJI PHOTO FILM CO LTD0 citations52
US6869656B2Mar 22, 2005
Optical information recording medium
FUJI PHOTO FILM CO LTD1 citations52
US5326641AJul 5, 1994
Magnetic recording medium comprising a ferromagnetic thin film and a protective layer of fluorine based resin
FUJI PHOTO FILM CO LTD1 citations52