JS

John A. Schaffer

PL Plantronics: 1 patents #228 of 433Top 55%
📍 Albany, CA: #382 of 590 inventorsTop 65%
🗺 California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #2,779,849 of 4,157,543Top 70%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10587951 Equipment including down-firing speaker Jacob T. Meyberg Guzman, John S. Graham 2020-03-10