Inventor
DEZAWA SHIN-ICHIRO
JP12 patents
Patents
12 patentsUS4486496ADec 4, 1984
Magnetic recording medium
FUJI PHOTO FILM CO LTD34 citations92
US4442159AApr 10, 1984
Magnetic recording medium
FUJI PHOTO FILM CO LTD46 citations92
US4125474ANov 14, 1978
Process for producing ferrogmagnetic iron oxide powder comprising a pre-treatment with a reducing agent
FUJI PHOTO FILM CO LTD23 citations82
US4089993AMay 16, 1978
Method of forming a metallic thin film by electroless plating on a vinylidene chloride undercoat
FUJI PHOTO FILM CO LTD26 citations82
US4066564AJan 3, 1978
Process for producing cobalt- and iron-containing ferromagnetic powder by heat-treatment in the presence of an oxidizing agent
FUJI PHOTO FILM CO LTD20 citations82
US4153920AMay 8, 1979
Recording method employing a magnetic recording medium
FUJI PHOTO FILM CO LTD17 citations74
US4097650AJun 27, 1978
Magnetic recording medium
FUJI PHOTO FILM CO LTD8 citations74
US4069164AJan 17, 1978
Process for producing ferromagnetic powder
FUJI PHOTO FILM CO LTD16 citations73
US4066565AJan 3, 1978
Process for producing cobalt- and iron-containing ferromagnetic powder
FUJI PHOTO FILM CO LTD14 citations73
US4016057AApr 5, 1977
Process of producing ferromagnetic materials
FUJI PHOTO FILM CO LTD12 citations73
US4569856AFeb 11, 1986
Method for preparing magnetic recording medium
FUJI PHOTO FILM CO LTD3 citations62
US4581251AApr 8, 1986
Process for producing cobalt-modified ferromagnetic iron oxide
FUJI PHOTO FILM CO LTD0 citations41