WH

Wilhelm Harer

BT Battery Technologies: 1 patents #11 of 16Top 70%
Overall (All Time): #3,903,974 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4929520 Rechargeable alkaline manganese dioxide-zinc cell with low internal resistance and improved cycle life Karl Kordesch 1990-05-29