DL

Douglas L. Lewis

UN Unknown: 1 patents #267 of 2,778Top 10%
📍 St. Paul Park, MN: #4 of 6 inventorsTop 70%
🗺 Minnesota: #1,346 of 4,549 inventorsTop 30%
Overall (2002): #227,794 of 266,432Top 90%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6392327 Sonic transducer and feedback control method thereof Scott Ecelberger, Eilaz Babaev, Robert J. Wojciechowski, Ashok Kumar, Jian Ruan +1 more 2002-05-21