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Donovan J. Spitzmesser

📍 La Cañada Flintridge, CA: #268 of 465 inventorsTop 60%
🗺 California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #3,918,973 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4797677 Method and apparatus for deriving pseudo range from earth-orbiting satellites Peter F. MacDoran 1989-01-10