DE

Donald G. Ellis

📍 Boulder, CO: #16 of 180 inventorsTop 9%
🗺 Colorado: #72 of 1,224 inventorsTop 6%
Overall (1989): #28,908 of 140,708Top 25%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4869392 Medication dispenser and method of dispensing medication Thomas S. Moulding, Jr. 1989-09-26
4811844 Dual layered card for permitting selective access to an object Thomas S. Moulding, Jr. 1989-03-14