JH

John F. Held

JS Jones & Laughlin Steel: 1 patents #7 of 17Top 45%
LC Ltv Steel Company: 1 patents #15 of 41Top 40%
📍 Verona, PA: #45 of 111 inventorsTop 45%
🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #2,328,644 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4806177 As-hot rolled bar steel Barry A. Lauer 1989-02-21
4289548 High strength cold finished bars John H. Bucher, John F. Butler 1981-09-15