DH

Doyle D. Helton

📍 Xenia, OH: #3 of 16 inventorsTop 20%
🗺 Ohio: #715 of 3,574 inventorsTop 25%
Overall (1989): #119,566 of 140,708Top 85%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4835899 Fishing lure with temperature responsive color change — 1989-06-06