Inventor
KATAYAMA KAZUTOSHI
JP15 patents
⚠️ This page may combine multiple inventors who share the name “KATAYAMA KAZUTOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJI PHOTO FILM CO LTD
7 patentsUS6433944B1Aug 13, 2002
Master carrier for magnetic transfer and method for transfer
FUJI PHOTO FILM CO LTD125 citations97
US6740407B1May 25, 2004
Magnetic recording medium and magnetic recording mode using floppy disk
FUJI PHOTO FILM CO LTD20 citations92
US6391419B1May 21, 2002
Magnetic recording medium
FUJI PHOTO FILM CO LTD14 citations83
US6149989ANov 21, 2000
Magnetic recording particulate medium
FUJI PHOTO FILM CO LTD8 citations72
US7001474B2Feb 21, 2006
Method for manufacturing optical disc and method for transporting multi-layered optical disc
FUJI PHOTO FILM CO LTD2 citations62
US6911272B2Jun 28, 2005
Magnetic recording medium
FUJI PHOTO FILM CO LTD6 citations61
US6994892B2Feb 7, 2006
Method of manufacturing optical recording medium
FUJI PHOTO FILM CO LTD0 citations51
FUJIFILM CORP
6 patentsUS9761261B2Sep 12, 2017
Magnetic recording medium and magnetic coating composition for magnetic recording medium
FUJIFILM CORP3 citations72
US11869545B2Jan 9, 2024
Magnetic tape management device, magnetic tape cartridge, magnetic tape, magnetic tape system, magnetic tape management method, and program
FUJIFILM CORP0 citations62
US7491486B2Feb 17, 2009
Optical information recording medium
FUJIFILM CORP2 citations62
US9562167B2Feb 7, 2017
Magnetic recording medium and magnetic coating composition for magnetic recording medium
FUJIFILM CORP0 citations51
US9984711B2May 29, 2018
Magnetic recording medium and coating composition for magnetic recording medium
FUJIFILM CORP0 citations41
US10081701B2Sep 25, 2018
Composition for magnetic recording medium and magnetic recording medium
FUJIFILM CORP0 citations40