JM

John D. Madderra

SI Schwarze Industries: 2 patents #7 of 20Top 35%
📍 Helena, AL: #15 of 53 inventorsTop 30%
🗺 Alabama: #3,421 of 10,951 inventorsTop 35%
Overall (All Time): #1,797,233 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11572667 Roadway sweeper with multiple sweeping modes Dale D. Glubrecht, Brian Giles, Felix W. Crunk, III, Ronald J. Schrimsher, Sean H. Howley +1 more 2023-02-07
10711416 Roadway sweeper with multiple sweeping modes Dale D. Glubrecht, Brian Giles, Felix W. Crunk, III, Ronald J. Schrimsher, Sean H. Howley +1 more 2020-07-14