RL

Robert M. Landgraf

HP HP: 1 patents #74 of 405Top 20%
📍 Woodland Park, CO: #1 of 4 inventorsTop 25%
🗺 Colorado: #215 of 1,224 inventorsTop 20%
Overall (1989): #62,479 of 140,708Top 45%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4823077 Channel-gain-vernier-tracking trigger hysteresis for an oscilloscope Johnie L. Hancock 1989-04-18