TO

Takaharu Ohira

SC Sanyo Electric Co.: 3 patents #1,910 of 6,347Top 35%
📍 Komatsushima, JP: #32 of 49 inventorsTop 70%
Overall (All Time): #1,643,874 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5637979 Rechargeable battery charging method and apparatus Mikitaka Tamai 1997-06-10
5585994 Battery over-current protection circuit Mikitaka Tamai, Tetsuya Okada 1996-12-17
5397974 Rechargeable battery overdischarge prevention circuit Mikitaka Tamai, Tetsuya Okada 1995-03-14