EF

Ernest A. Filippi

📍 Porterville, CA: #1 of 3 inventorsTop 35%
🗺 California: #2,144 of 10,592 inventorsTop 25%
Overall (1989): #116,684 of 140,708Top 85%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4875031 Vapor monitoring system Kenneth L. Miller 1989-10-17