JK

James A. Karlock

📍 Portland, OR: #13 of 229 inventorsTop 6%
🗺 Oregon: #46 of 893 inventorsTop 6%
Overall (1989): #24,829 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4870297 Circuitry for removing information from, or modifying information in, the vertical interval of a television signal — 1989-09-26
4862272 Video switcher/effects generator — 1989-08-29