YH

Yoshikazu Hosada

SK Showa Denko K.K.: 1 patents #940 of 1,736Top 55%
Overall (All Time): #3,705,305 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5846682 Light decolorizable recording material, ink and toner Katsumi Murofushi 1998-12-08