David R. Grindel

IBM: 1 patents #44,794 of 70,183Top 65%

📍 Apalachin, NY: #102 of 172 inventorsTop 60%

🗺 New York: #67,335 of 115,490 inventorsTop 60%

Overall (All Time): #3,990,356 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4570130	Input controller circuit apparatus for phase lock loop voltage controlled oscillator	Gary A. Trudgen	1986-02-11