Inventor
KOSHA HIDEAKI
JP14 patents
Patents
14 patentsUS4922675AMay 8, 1990
Abrasive tape
FUJI PHOTO FILM CO LTD16 citations74
US4803121AFeb 7, 1989
Magnetic recording medium
FUJI PHOTO FILM CO LTD10 citations74
US4886703ADec 12, 1989
Magnetic recording medium
FUJI PHOTO FILM CO LTD12 citations73
US4686139AAug 11, 1987
Magnetic recording medium
FUJI PHOTO FILM CO LTD9 citations73
US5039554AAug 13, 1991
Process for preparing a backing layer of a magnetic recording medium which includes the predispersing of a fine α-Al2 O3 powder in a solvent containing a small amount of binder
FUJI PHOTO FILM CO LTD5 citations62
US4965125AOct 23, 1990
Magnetic recording medium and the method for preparing the same
FUJI PHOTO FILM CO LTD6 citations62
US4759979AJul 26, 1988
Magnetic recording medium
FUJI PHOTO FILM CO LTD5 citations62
US4734325AMar 29, 1988
Magnetic recording medium
FUJI PHOTO FILM CO LTD6 citations62
US4729922AMar 8, 1988
Magnetic recording medium
FUJI PHOTO FILM CO LTD4 citations62
US4728569AMar 1, 1988
Magnetic recording medium
FUJI PHOTO FILM CO LTD6 citations62
US4696858ASep 29, 1987
Magnetic recording medium
FUJI PHOTO FILM CO LTD2 citations62
US4649072AMar 10, 1987
Magnetic recording medium
FUJI PHOTO FILM CO LTD6 citations62
US4740418AApr 26, 1988
Magnetic recording medium
FUJI PHOTO FILM CO LTD1 citations51
US4581251AApr 8, 1986
Process for producing cobalt-modified ferromagnetic iron oxide
FUJI PHOTO FILM CO LTD0 citations41