DH

David Douglas Hart

📍 Temecula, CA: #260 of 591 inventorsTop 45%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #1,858,960 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11478012 Fluid bed coffee roasting system Ernie Arquero Abdon 2022-10-25
10765137 Fluid bed coffee roasting system Ernie Arquero Abdon 2020-09-08