HA

Hajime Arai

NT NTT: 1 patents #69 of 290Top 25%
📍 Yokohama, JP: #105 of 177 inventorsTop 60%
Overall (1997): #145,970 of 185,788Top 80%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5695893 Material for use in the positive electrodes of lithium batteries, its manufacture, and lithium batteries incorporating this material Shigeto Okada, Yoji Sakurai, Jun-ichi Yamaki 1997-12-09