DP

David Phillips

SH Shape: 1 patents #2 of 10Top 20%
📍 Coopersville, MI: #1 of 3 inventorsTop 35%
🗺 Michigan: #973 of 4,313 inventorsTop 25%
Overall (1994): #144,369 of 165,921Top 90%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5355688 Heat pump and air conditioning system incorporating thermal storage Alexander Pinkus Rafalovich, Joseph A. Gustin 1994-10-18