Inventor
NAKATSUKA KATSUTO
JP21 patents
⚠️ This page may combine multiple inventors who share the name “NAKATSUKA KATSUTO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NITTETSU MINING CO LTD
16 patentsUS5985466ANov 16, 1999
Powder having multilayered film on its surface and process for preparing the same
NITTETSU MINING CO LTD102 citations97
US6987868B1Jan 17, 2006
Genuine/counterfeit discriminating method, genuine/counterfeit discrimination object, and genuine/counterfeit discriminating device
NITTETSU MINING CO LTD44 citations92
US6818297B1Nov 16, 2004
White powder and method for production thereof
NITTETSU MINING CO LTD19 citations92
US6666991B1Dec 23, 2003
Fluorescent or phosphorescent composition
NITTETSU MINING CO LTD42 citations92
US6440322B1Aug 27, 2002
Magnetic fluid and process for the production thereof
NITTETSU MINING CO LTD32 citations92
US6280658B1Aug 28, 2001
Rheological fluid
NITTETSU MINING CO LTD29 citations92
US6261691B1Jul 17, 2001
Powder coated with multilayer coating
NITTETSU MINING CO LTD27 citations92
US6207280B1Mar 27, 2001
Multilayer-coated powder and process for producing the same
NITTETSU MINING CO LTD39 citations92
US6517627B1Feb 11, 2003
Additive pigment powders
NITTETSU MINING CO LTD8 citations73
US6387532B1May 14, 2002
Coated powder and process for the preparation thereof
NITTETSU MINING CO LTD9 citations73
US6162469ADec 19, 2000
Medical powder
NITTETSU MINING CO LTD13 citations73
US6110633AAug 29, 2000
Color magnetic toner and process for producing the same
NITTETSU MINING CO LTD10 citations73
US7169443B2Jan 30, 2007
Powder coated with titania film and method for production thereof
NITTETSU MINING CO LTD3 citations62
US6863979B2Mar 8, 2005
Consolidated material of coated powders and process for producing same
NITTETSU MINING CO LTD4 citations62
US8034404B2Oct 11, 2011
Method for producing white powder comprising titanium oxide film and metallic silver film
NITTETSU MINING CO LTD2 citations59
US7566499B2Jul 28, 2009
Light interference multi-layered film-coated powder design method, manufacturing method, and light interference multi-layered film-coated powder
NITTETSU MINING CO LTD2 citations52