Inventor

Christopher Butts

Inventor

Evanston, IL, US

Overview

2017–2021

Patent span

Physics

Primary field (CPC G)

Patents· 24 as inventor

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

G06Fprimary

G06FElectric digital data processing28%

G10LSpeech analysis techniques or speech synthesis18%

H04LTransmission of digital information, e.g. telegraphic communication17%

H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers11%

H04WWireless communication networks9%

H04SStereophonic systems6%

G05BControl or regulating systems in general5%

G01SRadio direction-finding2%

H05BElectric heating2%

H04NPictorial communication, e.g. television1%

PatentTitleYear

11,106,423Evaluating calibration of a playback device2021 11,042,355Handling of loss of pairing between networked devices2021 10,997,234Suggested application download2021 10,976,992Playback device mode based on device base2021 10,764,679Voice control of a media playback system2020 10,740,065Voice controlled media playback system2020 10,712,997Room association based on name2020 10,699,711Voice detection by multiple devices2020 10,593,331Contextualization of voice inputs2020 10,555,077Music service selection2020 10,509,626Handling of loss of pairing between networked devices2019 10,499,146Voice control of a media playback system2019 10,489,108Playback system join with base2019 10,365,889Metadata exchange involving a networked playback system and a networked microphone system2019 10,297,256Voice detection by multiple devices2019 10,152,969Voice detection by multiple devices2018 10,152,536Suggested application download2018 10,134,399Contextualization of voice inputs2018 10,097,919Music service selection2018 10,001,965Playback system join with base2018 9,965,247Voice controlled media playback system based on user profile2018 9,811,314'Metadata exchange involving a networked playback system and a networked microphone system'2017 9,785,402'Metadata exchange involving a networked playback system and a networked microphone system'2017 9,535,986'Application launch'2017

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2017–2021Patents assigned to SONOS INC (23)· patent assignee history

2017–2021Based in Evanston, IL, US· patent location history

2018–2021Based in Chicago, IL, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SONOS INC	23	2017–2021

Locations

Location	Patents	Span
Evanston, Illinois, US	20	2017–2021
Chicago, Illinois, US	4	2018–2021