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Inventor

THOMAS R. HORRALL

Inventor
US

Overview

2→
Patents
2023
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G10Kprimary
G10KSound-producing devices29%
H04KSecret communication29%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers29%
H04SStereophonic systems14%
PatentTitleYear
11,700,483Sound masking system202311,622,182Wireless sound-emitting device and system for remotely controlling a sound-emitting device2023

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2023Patents assigned to CAMBRIDGE SOUND MAN INC (2)· patent assignee history
2023Based in US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CAMBRIDGE SOUND MAN INC22023
Locations
LocationPatentsSpan
US22023