Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Donald F. Belz — 1 Patent in 2003

CSCarter Control Systems: 1 patents #1 of 2Top 50%
Clear Spring, MD: #1 of 1 inventorsTop 100%
Maryland: #543 of 2,389 inventorsTop 25%
Overall (2003): #235,606 of 273,478Top 90%
1 Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6659268 Spiral conveyor apparatus with automatic flow control Duane L. Glass 2003-12-09