FH

Fredric J. Hattman

📍 Fort Collins, CO: #1,590 of 3,421 inventorsTop 50%
🗺 Colorado: #17,029 of 40,980 inventorsTop 45%
Overall (All Time): #2,308,803 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5107640 Modular accessible areaway system James A. Gefroh 1992-04-28
4876833 Accessible areaway system James A. Gefroh 1989-10-31