DK

Dennis J. Koestler

📍 Leamington, CA: #23 of 52 inventorsTop 45%
Overall (All Time): #2,354,590 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4561421 High efficiency furnace Kyu S. Hwang 1985-12-31
4537178 High efficiency furnace Kyu S. Hwang 1985-08-27