HF

Howard Friedfeld

📍 Palo Alto, CA: #5,719 of 9,675 inventorsTop 60%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,309,795 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D326717 Headset for electrodes Don J. Henderson, Robert H. Brady, Foster R. Gamble, James V. Hardt, Don S. Salerno +2 more 1992-06-02
4928696 Electrode-supporting headset Don J. Henderson, Robert H. Brady, Foster R. Gamble, James V. Hardt, Don S. Salerno +2 more 1990-05-29