CK

Charles R. Krejsa

GI Guild International: 2 patents #3 of 7Top 45%
IP International Patents: 1 patents #2 of 9Top 25%
📍 Northfield, OH: #21 of 75 inventorsTop 30%
🗺 Ohio: #23,384 of 73,341 inventorsTop 35%
Overall (All Time): #1,681,892 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4473193 Helical feed-in mechanism for strip accumulator Christopher Cooper 1984-09-25
4456189 Controlled expansion strip accumulator Donald J. Wheeler, Christopher Cooper 1984-06-26
4410121 Spiral coil strip accumulator and method Donald J. Wheeler, Christopher Cooper 1983-10-18