DS

Donald Douglas Spani

TS Thermal Storage Systems: 2 patents #3 of 4Top 75%
📍 Ramona, CA: #226 of 542 inventorsTop 45%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #1,689,121 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12196501 Thermal storage device with immiscible storage media Alan J. Spero, Frank Stephen Wyle 2025-01-14
11768038 Thermal storage device with immiscible storage media Alan J. Spero, Frank Stephen Wyle 2023-09-26