SR

Spiros G. Raftis

RC Red Valve Company: 3 patents #1 of 4Top 25%
📍 Pittsburgh, PA: #24 of 404 inventorsTop 6%
🗺 Pennsylvania: #329 of 5,512 inventorsTop 6%
Overall (2002): #20,785 of 266,432Top 8%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6412514 Flip check valve 2002-07-02
6367505 Check valve with oversized bill Andre T. Abromaitis, Michael J. Duer 2002-04-09
6367783 Fine bubble diffuser 2002-04-09