YO

Yoshimi Ogawa

DI Daicel Chemical Industries: 1 patents #476 of 893Top 55%
📍 Kasai, JP: #3,639 of 5,842 inventorsTop 65%
Overall (All Time): #3,557,594 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6450818 Activity-support instructional systems Akio Kojima 2002-09-17