EM

Emi Mamada

YC Yoshino Gypsum Co.: 3 patents #13 of 106Top 15%
Overall (All Time): #1,491,862 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9834480 Gypsum-based embedding material composition for casting Kenichi Sugano, Masato Yoshikane 2017-12-05
9718121 Casting investment composition and casting process using same Kenichi Sugano, Masato Yoshikane 2017-08-01
9630884 Coloring agent composition and method for producing same Kenichi Sugano, Masato Yoshikane 2017-04-25