Inventor
ARAKI HIROAKI
JP23 patents
⚠️ This page may combine multiple inventors who share the name “ARAKI HIROAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJI PHOTO FILM CO LTD
21 patentsUS4851289AJul 25, 1989
Magnetic recording medium
FUJI PHOTO FILM CO LTD57 citations96
US5156908AOct 20, 1992
Magnetic recording medium and method for producing the same
FUJI PHOTO FILM CO LTD43 citations91
US5582910ADec 10, 1996
Magnetic recording medium
FUJI PHOTO FILM CO LTD11 citations74
US5176955AJan 5, 1993
Magnetic recording medium comprising ferromagnetic powder having a pH of at least 7 dispersed in a vinyl chloride copolymer using an aromatic phoshoric, phosphonic or sulfonic acid dispersant
FUJI PHOTO FILM CO LTD14 citations74
US5126215AJun 30, 1992
Magnetic recording medium having a surface with pores of specified average inlet diameter and wide pore size distribution controlled by calender treatment
FUJI PHOTO FILM CO LTD11 citations74
US4959263ASep 25, 1990
Magnetic recording medium
FUJI PHOTO FILM CO LTD10 citations74
US4801505AJan 31, 1989
Magnetic recording medium
FUJI PHOTO FILM CO LTD15 citations74
US4885208ADec 5, 1989
Magnetic recording medium
FUJI PHOTO FILM CO LTD12 citations73
US6149989ANov 21, 2000
Magnetic recording particulate medium
FUJI PHOTO FILM CO LTD8 citations72
US4791021ADec 13, 1988
Magnetic recording medium
FUJI PHOTO FILM CO LTD9 citations72
US5510177AApr 23, 1996
Magnetic recording medium
FUJI PHOTO FILM CO LTD3 citations63
US5387464AFeb 7, 1995
Magnetic recording medium
FUJI PHOTO FILM CO LTD2 citations63
US4806417AFeb 21, 1989
Magnetic recording medium
FUJI PHOTO FILM CO LTD5 citations63
US4576635AMar 18, 1986
Process for producing ferromagnetic metal powder
FUJI PHOTO FILM CO LTD6 citations63
US6506486B1Jan 14, 2003
Magnetic recording medium
FUJI PHOTO FILM CO LTD6 citations62
US6037051AMar 14, 2000
Magnetic tape
FUJI PHOTO FILM CO LTD3 citations62
US4968557ANov 6, 1990
Magnetic recording medium
FUJI PHOTO FILM CO LTD2 citations62
US6607156B2Aug 19, 2003
Magnetic tape cassette
FUJI PHOTO FILM CO LTD3 citations61
US5139866AAug 18, 1992
Magnetic recording medium
FUJI PHOTO FILM CO LTD5 citations61
US6686024B2Feb 3, 2004
Magnetic recording medium
FUJI PHOTO FILM CO LTD2 citations60
US6692849B2Feb 17, 2004
Magnetic recording medium comprising spindle-shaped ferromagnetic metal particles
FUJI PHOTO FILM CO LTD0 citations49