TO

Tetsuo Oyama

HI Hitachi: 3 patents #10,712 of 28,497Top 40%
Overall (All Time): #1,625,570 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6329099 Sodium-sulfur battery, and a battery system using same Tadahiko Miyoshi, Manabu Madokoro, Hisamitsu Hatoh, Shigeoki Nishimura, Katsuhiko Shiota +1 more 2001-12-11
5962160 Sodium-sulfur battery, and a battery system using same Tadahiko Miyoshi, Manabu Madokoro, Hisamitsu Hatoh, Shigeoki Nishimura, Katsuhiko Shiota +1 more 1999-10-05
5182075 Nuclear fusion reactor Yoshitaka Gotoh, Shigeru Kikuchi, Tetsuo Nakazawa, Tadahiko Miyoshi, Yoshihiro Ozawa +1 more 1993-01-26