JO

Junji Ootsuka

EC Eagle Industry Co.: 3 patents #95 of 314Top 35%
📍 Sakado, JP: #61 of 173 inventorsTop 40%
Overall (All Time): #1,657,161 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5195755 Shaft seal for slurry pumps Youichi Ogata, Keizaburo Nishi 1993-03-23
5129659 Shaft seal for slurry pumps Youichi Ogata, Keizaburo Nishi 1992-07-14
5114160 Quenching mechanism of shaft seal for slurry pumps Youichi Ogata, Keizaburo Nishi 1992-05-19