RS

Roger P. Stein

📍 Chelsea, MI: #60 of 176 inventorsTop 35%
🗺 Michigan: #27,158 of 86,293 inventorsTop 35%
Overall (All Time): #1,662,932 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5167073 Door frame installation and method of using — 1992-12-01
4932559 Dispenser for fungible goods — 1990-06-12
4809880 Dispenser for fungible goods — 1989-03-07