DP

Donald r. Presley

IBM: 2 patents #32,839 of 70,183Top 50%
📍 Lexington, KY: #1,090 of 2,526 inventorsTop 45%
🗺 Kentucky: #4,404 of 11,577 inventorsTop 40%
Overall (All Time): #2,342,469 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4661882 Power supply/sink for use with switched inductive loads — 1987-04-28
4471283 Average current regulation for stepper motors — 1984-09-11