DS

David Sumberg

Apple: 2 patents #1,050 of 4,948Top 25%
Overall (2025): #131,048 of 469,880Top 30%
2
Patents 2025

Issued Patents 2025

Patent #TitleCo-InventorsDate
12413890 Dual-speaker system Daniel K. Boothe, Martin E. Johnson, David A. Kalinowski, Peter V. Jupin 2025-09-09
12283265 Own voice reverberation reconstruction 2025-04-22