RL

Richard Ludden

📍 Lincoln, NE: #505 of 1,303 inventorsTop 40%
🗺 Nebraska: #1,893 of 5,697 inventorsTop 35%
Overall (All Time): #2,333,850 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4879457 Method for etching a bar code on metal — 1989-11-07
4791284 Method for etching a bar code on metal — 1988-12-13