KO

Katsuyuki Ogawa

Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
📍 Yawata, JP: #108 of 175 inventorsTop 65%
Overall (All Time): #3,614,825 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6061640 Method of and apparatus for extracting abnormal factors in a processing operation Masayuki Tanaka 2000-05-09