JK

John H. A. Ketzler

CD Control Data: 1 patents #56 of 192Top 30%
ES Eta Systems: 1 patents #2 of 11Top 20%
📍 White Bear Lake, MN: #275 of 561 inventorsTop 50%
🗺 Minnesota: #23,881 of 52,454 inventorsTop 50%
Overall (All Time): #2,345,854 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4714924 Electronic clock tuning system — 1987-12-22
4395767 Interconnect fault detector for LSI logic chips Nicholas P. Van Brunt 1983-07-26