Inventor
MAMADA Emi
JP3 patents
Patents
3 patentsUS9834480B2Dec 5, 2017
Gypsum-based embedding material composition for casting
YOSHINO GYPSUM CO0 citations43
US9630884B2Apr 25, 2017
Coloring agent composition and method for producing same
YOSHINO GYPSUM CO0 citations43
US9718121B2Aug 1, 2017
Casting investment composition and casting process using same
YOSHINO GYPSUM CO0 citations33