DS

David P. Sinke

📍 Rockford, MI: #186 of 287 inventorsTop 65%
🗺 Michigan: #49,615 of 86,293 inventorsTop 60%
Overall (All Time): #3,653,673 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5921752 Flat spine scorer and saddle stitcher Douglas S. Baas 1999-07-13