RB

Roger J. Batstone

📍 Germantown, MD: #369 of 905 inventorsTop 45%
🗺 Maryland: #13,387 of 35,612 inventorsTop 40%
Overall (All Time): #2,371,476 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4285078 Automatic swimming pool cover — 1981-08-25
4236258 Automatic swimming pool cover — 1980-12-02