Donald E. Phillips

RI Rockwell International: 1 patents #22 of 186Top 15%

📍 Cedar Rapids, IA: #14 of 62 inventorsTop 25%

🗺 Iowa: #89 of 549 inventorsTop 20%

Overall (1989): #119,123 of 140,708Top 85%

Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4801896	Circuit providing improved lock-in for a phase-locked loop	Gregory A. Jobe	1989-01-31