RL

Robert M. Landgraf

HP HP: 2 patents #2,312 of 7,018Top 35%
📍 Woodland Park, CO: #49 of 133 inventorsTop 40%
🗺 Colorado: #17,029 of 40,980 inventorsTop 45%
Overall (All Time): #2,330,091 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4823077 Channel-gain-vernier-tracking trigger hysteresis for an oscilloscope Johnie L. Hancock 1989-04-18
4529930 Programmable delay for digitizer circuits Eddie A. Evel, Walter Fischer, William B. Risley, Sr. 1985-07-16