RS

Richard H. Sparks

TL Trw Limited: 1 patents #979 of 2,166Top 50%
🗺 California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #4,092,028 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4275127 Sealed nickel-cadmium battery with self-regulating precharge adjustment capability Paul F. Ritterman 1981-06-23