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John E. Spurgeon

📍 Novato, CA: #399 of 607 inventorsTop 70%
🗺 California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #3,762,975 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5385214 Heat storage system utilized in heat engine drive system — 1995-01-31