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Jeffrey H. Steinkamp

SP Spx: 3 patents #8 of 65Top 15%
📍 Quincy, IL: #2 of 11 inventorsTop 20%
🗺 Illinois: #312 of 5,663 inventorsTop 6%
Overall (2004): #27,082 of 270,089Top 15%
3
Patents 2004

Issued Patents 2004

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6781558 Antenna mast and method 2004-08-24
6768473 Antenna system and method Michael Harland, William A. Kerkhoff, Rex L. Niekamp, Eric L. Power, David W. Rees 2004-07-27
6726407 Retractable radome strake and method James Butts 2004-04-27