P

Inventor

MIYATSUKA HAJIME

JP16 patents
⚠️ This page may combine multiple inventors who share the name “MIYATSUKA HAJIME”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

FUJI PHOTO FILM CO LTD

15 patents
US4784914ANov 15, 1988

Magnetic recording medium

FUJI PHOTO FILM CO LTD58 citations96
US4784907ANov 15, 1988

Magnetic recording medium

FUJI PHOTO FILM CO LTD41 citations92
US4537833AAug 27, 1985

Magnetic recording medium

FUJI PHOTO FILM CO LTD27 citations92
US4407901AOct 4, 1983

Magnetic recording medium

FUJI PHOTO FILM CO LTD36 citations92
US4496626AJan 29, 1985

Magnetic recording medium

FUJI PHOTO FILM CO LTD20 citations82
US4475946AOct 9, 1984

Ferromagnetic metal particles of iron alloyed with Ti, V, Cr, Mn, Co, Ni, Cu, Zn, Si, P, Mo, Sn, Sb and Ag coated with mono- or dialkoxysilanes

FUJI PHOTO FILM CO LTD25 citations82
US4431712AFeb 14, 1984

Magnetic recording medium of ferromagnetic particles and binder

FUJI PHOTO FILM CO LTD21 citations82
US4555431ANov 26, 1985

Magnetic recording medium

FUJI PHOTO FILM CO LTD19 citations81
US4798755AJan 17, 1989

Magnetic recording medium

FUJI PHOTO FILM CO LTD11 citations74
US4687704AAug 18, 1987

Magnetic recording medium

FUJI PHOTO FILM CO LTD12 citations74
US4437882AMar 20, 1984

Ferromagnetic powder treated with an organic silane compound

FUJI PHOTO FILM CO LTD15 citations74
US4411956AOct 25, 1983

Magnetic recording medium

FUJI PHOTO FILM CO LTD7 citations74
US5030521AJul 9, 1991

Magnetic recording medium using a fatty acid ester lubricant wherein the alcohol component is branched at the number one carbon position

FUJI PHOTO FILM CO LTD7 citations73
US4837081AJun 6, 1989

Magnetic recording medium

FUJI PHOTO FILM CO LTD2 citations63
US4687705AAug 18, 1987

Magnetic recording medium

FUJI PHOTO FILM CO LTD6 citations63

RANK XEROX LTD

1 patent