SL

Stuart W. Lumsden

PA Polk Audio: 2 patents #1 of 9Top 15%
SU Sound United: 1 patents #9 of 13Top 70%
📍 Baltimore, MD: #26 of 524 inventorsTop 5%
🗺 Maryland: #142 of 3,049 inventorsTop 5%
Overall (2025): #46,172 of 469,880Top 10%
3
Patents 2025

Issued Patents 2025

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12356168 Loudspeaker cone with raised curved protrusions and methods for controlling resonant modes Sean O′Brien 2025-07-08
12348949 Active cancellation of a height-channel soundbar array's forward sound radiation Brad Starobin, Scott Orth 2025-07-01
12294837 Multi-zone media system and method for providing multi-zone media Bradley M. Starobin, Matthew Lyons, Michael DiTullo, Paul O'Connor 2025-05-06