JA

John Frederick Ackerman

GE: 2 patents #138 of 1,165Top 15%
📍 Mounds View, MN: #2 of 5 inventorsTop 40%
🗺 Minnesota: #307 of 3,156 inventorsTop 10%
Overall (1997): #35,989 of 185,788Top 20%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5693368 Low temperature chemical vapor deposition method for cleaning substrate and depositing protective coating William Randolph Stowell, George A. Coffinberry, John Herbert Wood, Adrian M. Beltran 1997-12-02
5641984 Hermetically sealed radiation imager Siegfried Aftergut 1997-06-24