Stuart W. Lumsden

City:

Baltimore, Maryland

Country:

United States

Published Applications:

Last publication date:

2026-02-26

Top Assignees for applications by Stuart W. Lumsden

The entities that hold a legal rights for patent applications filed by inventor Lumsden Stuart W.:

Polk Audio, LLC 2 Carlsbad, CA United States
Polk Audio, LLC 2 Owings Mills, MD United States
Polk Audio, Inc. 1 Baltimore, MD United States
Polk Audio, LLC 1 Baltimore, MD United States
Polk Audio, LLC 1 Vista, CA United States

Recent patent applications by Lumsden Stuart W.

Stuart W. Lumsden from Baltimore, US has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2026-02-26

US20260059254A1

Electricity

ACTIVE CANCELLATION OF A HEIGHT-CHANNEL SOUNDBAR ARRAY'S FORWARD SOUND RADIATION

#2 | 2026-02-12

US20260046565A1

Electricity

LOUDSPEAKER CONE WITH RAISED CURVED PROTRUSIONS AND METHOD FOR CONTROLLING RESONANT MODES

#3 | 2024-06-27

US20240214758A1

Electricity

Active Cancellation of a Height-Channel Soundbar Array's Forward Sound Radiation

#4 | 2022-10-13

US20220329946A1

Electricity

Loudspeaker cone with raised curved protrusions and method for controlling resonant modes

#5 | 2022-05-19

US20220159397A1

Electricity

Active cancellation of a height-channel soundbar array's forward sound radiation

#6 | 2018-11-01

US20180317034A1

Electricity

Head related transfer function equalization and transducer aiming of stereo dimensional array (SDA) loudspeakers

#7 | 2015-11-05

US20150319288A1

Electricity

Transportable wireless loudspeaker and system and method for managing multi-user wireless media playback over a media playback system

#8 | 2012-04-12

US20120087511A1

Electricity

Canal phones with structure and method for selectively passing or blocking environmental ambient sound and switchable electrical connections

#9 | 2011-01-27

US20110019862A1

Electricity

Ceiling-mounted loudspeaker enclosure

InventorID:

1350016 ⎘