John C. Vellinger has been granted 12 US patents while listed as an inventor at Techshot. The first was granted in 2001 and the most recent in February 2025. John C. Vellinger ranks #396,045 of 4,157,543 US inventors in our database (top 9.5%). Patent records list John C. Vellinger in Floyds Knobs, IN, US.