DD

David Drymiller

📍 Bartlett, IL: #9 of 20 inventorsTop 45%
🗺 Illinois: #1,799 of 6,351 inventorsTop 30%
Overall (2025): #414,248 of 469,880Top 90%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12288474 System and method for teaching arithmetic — 2025-04-29