Inventor
DOI TAKANORI
JP20 patents
⚠️ This page may combine multiple inventors who share the name “DOI TAKANORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TODA KOGYO CORP
13 patentsUS9218559B2Dec 22, 2015
Composite RF tag, and tool mounted with the composite RF tag
TODA KOGYO CORP7 citations83
US7910214B2Mar 22, 2011
Molded ferrite sheet, sintered ferrite substrate and antenna module
TODA KOGYO CORP9 citations83
US6221519B1Apr 24, 2001
Magnetic recording medium and process for producing the same
TODA KOGYO CORP16 citations82
US6159594ADec 12, 2000
Magnetic recording medium
TODA KOGYO CORP8 citations73
US5851582ADec 22, 1998
Magnetic recording medium and process for producing the same
TODA KOGYO CORP6 citations73
US5601904AFeb 11, 1997
Magnetic recording medium and process for producing the same
TODA KOGYO CORP5 citations73
US5580671ADec 3, 1996
Perpendicular magnetic film and multi-layered film for perpendicular magnetic film
TODA KOGYO CORP6 citations73
US6821618B2Nov 23, 2004
Magnetic recording medium and process for producing the same
TODA KOGYO CORP8 citations72
US6187462B1Feb 13, 2001
Magnetic recording medium and process for producing the same
TODA KOGYO CORP8 citations72
US6165608ADec 26, 2000
Magnetic recording medium
TODA KOGYO CORP3 citations62
US6916530B2Jul 12, 2005
Perpendicular magnetic recording medium
TODA KOGYO CORP3 citations61
US6268024B1Jul 31, 2001
Process for producing magnetic recording medium
TODA KOGYO CORP1 citations51
US9697937B2Jul 4, 2017
Ni—Zn—Cu-based ferrite particles, green sheet comprising the Ni—Zn—Cu-based ferrite particles and Ni—Zn—Cu-based ferrite sintered ceramics
TODA KOGYO CORP0 citations50
KOUJIMA JUN
3 patentsUS8479999B2Jul 9, 2013
Composite magnetic antenna and RF tag, and metal part and metal tool on which the composite magnetic antenna or RF tag is installed
KOUJIMA JUN8 citations82
US9397401B2Jul 19, 2016
Magnetic antenna, board mounted with the same, and RF tag
KOUJIMA JUN3 citations71
US8720787B2May 13, 2014
Composite RF tag, and tool mounted with the composite RF tag
KOUJIMA JUN0 citations51