WA

Walter F. Ahlberg

📍 Houston, TX: #8,651 of 21,073 inventorsTop 45%
🗺 Texas: #52,441 of 125,132 inventorsTop 45%
Overall (All Time): #2,320,454 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5073262 Multi-purpose rotating membrane filter Joseph F. Long 1991-12-17
4925557 Multi-purpose rotating membrane filter Joseph F. Long 1990-05-15