Ryutaro Itaya

MC Mitsui Sugar Co.: 1 patents #1 of 5Top 20%

AT Agency Of Industrial Science And Technology: 1 patents #9 of 95Top 10%

📍 Noboribetsu, JP: #1 of 1 inventorsTop 100%

Overall (1982): #32,389 of 81,411Top 40%

Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4362571	Method for refining sugar solutions	Yoshikatsu Ikari, Shiyoichiro Yokoyama, Keisuke Katoh, Toshio Kaga	1982-12-07