DF

Donald H. Friedberg

AT AT&T: 1 patents #10,626 of 18,772Top 60%
AG Agere Systems Guardian: 1 patents #274 of 810Top 35%
IBM: 1 patents #44,794 of 70,183Top 65%
HP HP: 1 patents #3,612 of 7,018Top 55%
📍 McKinney, TX: #358 of 1,180 inventorsTop 35%
🗺 Texas: #33,546 of 125,132 inventorsTop 30%
Overall (All Time): #1,275,370 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6320469 Lock detector for phase-locked loop Dale H. Nelson, Lai Q. Pham 2001-11-20
6194940 Automatic clock switching Michael Hunter 2001-02-27
5974514 Controlling SDRAM memory by using truncated burst read-modify-write memory operations J. Michael Andrewartha 1999-10-26
5282210 Time-division-multiplexed data transmission system Timothy J. Slegel, Charlotte Reed, Kirk D. Lamb 1994-01-25