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Inventor

Donald L Cantrell

Inventor
Chicago, IL, US

Overview

6→
Patents
2007–2020
Patent span
Electricity
Primary field (CPC H)

Patents· 6 as inventor

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

H04Mprimary
H04MTelephonic communication23%
H04WWireless communication networks23%
H04BTransmission15%
G06FElectric digital data processing8%
G10LSpeech analysis techniques or speech synthesis8%
H01QAntennas, i.e. radio aerials8%
H04NPictorial communication, e.g. television8%
LOC148%
PatentTitleYear
10,560,737Voice-controlled multimedia device20209,973,606Methods, systems, and devices for pairing wireless communication devices20189,635,161'Methods, systems, and devices for pairing wireless communication devices'20179,462,109'Methods, systems, and devices for transferring control of wireless communication devices'2016D0731999'Audio interface'20157,265,726'Multi-band antenna'2007

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2007Patents assigned to MOTOROLA INC (1)· patent assignee history
2007–2018Based in Chicago, IL, US· patent location history
2015Patents assigned to Google Technology Holdings LLC (1)· patent assignee history
2016–2018Patents assigned to MOTOROLA MOBILITY LLC (3)· patent assignee history
2020Patents assigned to AMAZON TECH INC (1)· patent assignee history
2020Based in Oakland, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MOTOROLA MOBILITY LLC32016–2018
AMAZON TECH INC12020
Google Technology Holdings LLC12015
MOTOROLA INC12007
Locations
LocationPatentsSpan
Chicago, Illinois, US52007–2018
Oakland, California, US12020