YK

Yoshimasa Kumashiro

IK Ishihara Sangyo Kaisha: 2 patents #176 of 403Top 45%
📍 Yokkaichi, JP: #1,070 of 2,072 inventorsTop 55%
Overall (All Time): #1,943,241 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9856148 Method for producing titanium oxide using porous titanium compound impregnated with solution Hideaki Nagai, Junji AKIMOTO, Kunimitsu KATAOKA, Tomoyuki Sotokawa, Nobuharu Koshiba 2018-01-02
5194878 Color electrophotographic method Hajime Murakami 1993-03-16