DA

David Azarewicz

📍 Ladera Ranch, CA: #108 of 240 inventorsTop 45%
🗺 California: #149,087 of 386,348 inventorsTop 40%
Overall (All Time): #1,630,250 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6123174 Apparatus and method for automatically performing fluid changes Peter M. Elkin, John Workings, Richard R. Roy, Paul M. Elkin 2000-09-26
5685396 Apparatus for automatically performing engine fluid changes Paul M. Elkin, Peter M. Elkin, John Workings 1997-11-11
5562181 Apparatus and method for automatically performing engine fluid changes Paul M. Elkin, Peter M. Elkin, John Workings 1996-10-08