DD

David K. Donald

HP HP: 1 patents #74 of 405Top 20%
📍 Redwood City, CA: #24 of 114 inventorsTop 25%
🗺 California: #2,144 of 10,592 inventorsTop 25%
Overall (1989): #123,447 of 140,708Top 90%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4805237 Parametric diode amplifier Shih-Yuan Wang, Tirumala R. Ranganath, Steven A. Newton, William Trutna, David M. Bloom +1 more 1989-02-14