LexDanaLexDanabeta
Inventor

John H. Sheerin

Inventor
Santa Clara, CA, US

Overview

16→
Patents
2012–2020
Patent span
Electricity
Primary field (CPC H)

Patents· 16 as inventor

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

H04Rprimary
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers32%
F21VFunctional features or details of lighting devices or systems thereof12%
G06FElectric digital data processing12%
H01HElectric switches12%
H03KPulse technique12%
H05KPrinted circuits12%
G10KSound-producing devices6%
H03GControl of amplification2%
PatentTitleYear
10,728,652Adaptive array speaker202010,652,650Loudspeaker with reduced audio coloration caused by reflections from a surface202010,609,473Audio driver and power supply unit architecture202010,587,950Speaker back volume extending past a speaker diaphragm202010,524,044Airflow exit geometry201910,334,355Multi-driver acoustic horn for horizontal beam control201910,250,972Phase plug having non-round face profile201910,237,645Audio systems with smooth directivity transitions201910,015,584Loudspeaker with reduced audio coloration caused by reflections from a surface20189,967,653Speaker back volume extending past a speaker diaphragm20189,930,444'Audio driver and power supply unit architecture'20189,699,582'Self calibrating multi-element dipole microphone'20178,824,692'Self calibrating multi-element dipole microphone'20148,672,088'Phase plug and acoustic lens for direct radiating loudspeaker'20148,418,802'Phase plug and acoustic lens for direct radiating loudspeaker'20138,181,736'Phase plug and acoustic lens for direct radiating loudspeaker'2012

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2012–2014Patents assigned to HARMAN INT IND (3)· patent assignee history
2012–2014Patents assigned to SHEERIN JOHN (3)· patent assignee history
2012–2013Patents assigned to HOGUE DOUGLAS (2)· patent assignee history
2012–2013Patents assigned to PREMO PETER (2)· patent assignee history
2012–2017Based in Pittsburgh, PA, US· patent location history
2018–2020Patents assigned to APPLE INC (11)· patent assignee history
2018–2020Based in Santa Clara, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
APPLE INC112018–2020
HARMAN INT IND32012–2014
SHEERIN JOHNself32012–2014
HOGUE DOUGLAS22012–2013
PREMO PETER22012–2013
Locations
LocationPatentsSpan
Santa Clara, California, US112018–2020
Pittsburgh, Pennsylvania, US52012–2017