Inventor

USHIMARU AKIRA

JP18 patents

Patents

18 patents

US4428974AJan 31, 1984

Process for producing magnetic recording material

FUJI PHOTO FILM CO LTD27 citations92

US5626796AMay 6, 1997

Light sensitive composition for black matrix, substrate for color filter, and liquid crystal display

FUJI PHOTO FILM CO LTD35 citations90

US4861674AAug 29, 1989

Magnetic recording medium

FUJI PHOTO FILM CO LTD23 citations81

US5368949ANov 29, 1994

Magnetic recording medium having specific subbing layers and process for recovery and processing thereof

FUJI PHOTO FILM CO LTD8 citations74

US5336561AAug 9, 1994

Magnetic recording medium

FUJI PHOTO FILM CO LTD8 citations74

US5165999ANov 24, 1992

Magnetic recording medium containing a polyurethane resin having a modified amine acid incorporated into the resin

FUJI PHOTO FILM CO LTD18 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

US5153053AOct 6, 1992

Magnetic recording medium comprising a lower magnetic layer containing an amine modified vinyl chloride copolymer and an upper magnetic layer containing a vinyl chloride copolymer with a polar group

FUJI PHOTO FILM CO LTD15 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

US4612235ASep 16, 1986

Magnetic recording medium

FUJI PHOTO FILM CO LTD13 citations74

US4222777ASep 16, 1980

Process for forming color images

FUJI PHOTO FILM CO LTD7 citations71

US5254404AOct 19, 1993

Magnetic recording medium comprising ferromagnetic particles having crystallite size of less than 450 angstroms and a specified polyurethane binder

FUJI PHOTO FILM CO LTD6 citations63

US5132179AJul 21, 1992

Magnetic recording medium comprising plural magnetic layers

FUJI PHOTO FILM CO LTD5 citations63

US5356726AOct 18, 1994

Magnetic recording medium comprising a magnetic layer having ferromagnetic powder, a specified binder and a lubricant composition which includes a specified tertiary branched chain fatty acid ester

FUJI PHOTO FILM CO LTD3 citations62

US5270109ADec 14, 1993

Magnetic recording medium having a magnetic layer comprising ferromagnetic powder, a binder and a specified organosilicon lubricant compound

FUJI PHOTO FILM CO LTD4 citations62

US5244736ASep 14, 1993

Magnetic recording medium having multiple magnetic layers with specified compositions

FUJI PHOTO FILM CO LTD5 citations62

US5139866AAug 18, 1992

Magnetic recording medium

FUJI PHOTO FILM CO LTD5 citations61

US5073439ADec 17, 1991

Magnetic recording medium comprising a vinyl chloride based resin group containing an epoxy group or a polar or both and further a polyurethane resin containing three hydroxyl groups and one polar group

FUJI PHOTO FILM CO LTD6 citations60