Inventor
SUGISAKI TSUTOMU
JP12 patents
⚠️ This page may combine multiple inventors who share the name “SUGISAKI TSUTOMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJI PHOTO FILM CO LTD
11 patentsUS5518804AMay 21, 1996
Magnetic recording medium
FUJI PHOTO FILM CO LTD51 citations92
US4465737AAug 14, 1984
Magnetic recording medium
FUJI PHOTO FILM CO LTD30 citations92
US4106067AAug 8, 1978
Magnetic head cleaning jacket
FUJI PHOTO FILM CO LTD35 citations92
US4065798ADec 27, 1977
Cleaning cartridge
FUJI PHOTO FILM CO LTD34 citations92
US3933488AJan 20, 1976
Information display method
FUJI PHOTO FILM CO LTD18 citations73
US5494621AFeb 27, 1996
Method for producing shutter for disc cartridge
FUJI PHOTO FILM CO LTD12 citations72
US4930032AMay 29, 1990
Magnetic tape cassette having improved guide pole structure
FUJI PHOTO FILM CO LTD8 citations72
US5715313AFeb 3, 1998
Magnetic recording/reproducing method
FUJI PHOTO FILM CO LTD14 citations70
US6652999B2Nov 25, 2003
Magnetic recording medium and signal recording system comprising at least two magnetic layers with orthogonally oriented axes
FUJI PHOTO FILM CO LTD3 citations62
US4995199AFeb 26, 1991
Magnetic tape cassette having improved guide pole structure
FUJI PHOTO FILM CO LTD2 citations61
US4993197AFeb 19, 1991
Magnetic tape cassette having improved guide pole structure
FUJI PHOTO FILM CO LTD0 citations51