RR

Roland Rathmann

Overall (All Time): #2,234,826 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6025695 Battery operating system Daniel D. Friel, Sr., Matthew P. Hull, Parviz Ghaseminejad, Phuoc Van Duong 2000-02-15
5955869 Battery pack and a method for monitoring remaining capacity of a battery pack 1999-09-21