DK

Donald R. Krull

Caterpillar: 2 patents #2,982 of 8,398Top 40%
📍 Chester, IL: #6 of 23 inventorsTop 30%
🗺 Illinois: #26,653 of 84,256 inventorsTop 35%
Overall (All Time): #1,484,042 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10101579 Lens cover for an optical instrument 2018-10-16
6194819 Spark plug with lower operating temperature George Codina, Lonnie D. Atteberry, Steven Yap 2001-02-27
5590629 Spark ignition system of an internal combustion engine George Codina, J. Thomas Vachon 1997-01-07