Inventor
HARADA TOSHIHARU
JP4 patents
Patents
4 patentsUS5587232ADec 24, 1996
Non-magnetic particles for non-magnetic undercoating layer of magnetic recording medium, non-magnetic undercoating layer containing the same, and magnetic recording medium having the undercoating layer
TODA KOGYO CORP25 citations91
US6808697B2Oct 26, 2004
Spherical tetragonal barium titanate particles and process for producing the same
TODA KOGYO CORP9 citations70
US6063490AMay 16, 2000
Magnetic recording medium comprising non-magnetic acicular particles containing mainly iron and having titanium dispersed therein
TODA KOGYO CORP5 citations62
US7431908B2Oct 7, 2008
Coated spherical tetragonal barium titanate particles and process for producing the same
TODA KOGYO CORP1 citations48