JH

John C. Hardwick

DS Digital Voice Systems: 1 patents #1 of 2Top 50%
📍 Acton, MA: #99 of 224 inventorsTop 45%
🗺 Massachusetts: #4,972 of 14,338 inventorsTop 35%
Overall (2023): #389,444 of 537,848Top 75%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11715477 Speech model parameter estimation and quantization Daniel W. Griffin 2023-08-01