AY

Akihiko Yamaji

NP Nippon Telegraph And Telephone Public: 2 patents #129 of 842Top 20%
Overall (All Time): #2,367,500 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4343871 Light weight battery Shinichi Tobishima, Junichi Yamaki 1982-08-10
4251607 Nonaqueous battery with organic compound cathode Junichi Yamaki 1981-02-17