DT

Daniel W. Tollenaar

UN Unknown: 3 patents #7,366 of 83,584Top 9%
📍 Des Moines, IA: #183 of 657 inventorsTop 30%
🗺 Iowa: #4,661 of 15,303 inventorsTop 35%
Overall (All Time): #1,570,707 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7770348 Metal stud installation apparatus and method — 2010-08-10
7331149 Drywall backing apparatus and method of installing same — 2008-02-19
6705056 Drywall backing apparatus and method of installing same — 2004-03-16