DR

David G. Rowntree

LM Long Manufacturing: 2 patents #13 of 42Top 35%
📍 Brampton, CA: #309 of 1,005 inventorsTop 35%
Overall (All Time): #2,280,331 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5538077 In tank oil cooler Allan K. So, Nicholas F. Avery 1996-07-23
5369883 Method for making an in tank oil cooler Allan K. So, Nicholas F. Avery 1994-12-06