DD

David Deng

📍 Diamond Bar, CA: #2 of 41 inventorsTop 5%
🗺 California: #4,350 of 41,698 inventorsTop 15%
Overall (2011): #51,286 of 364,097Top 15%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8011920 Valve assemblies for heating devices — 2011-09-06
7967006 Dual fuel heater — 2011-06-28
7967007 Heater configured to operate with a first or second fuel — 2011-06-28