Inventor

Ruoyu Fei

Inventor

Kirkland, WA, US

Overview

2018–2020

Patent span

Electricity

Primary field (CPC H)

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

H04Lprimary

H04LTransmission of digital information, e.g. telegraphic communication29%

G06FElectric digital data processing14%

G08CTransmission systems for measured values, control or similar signals14%

G10LSpeech analysis techniques or speech synthesis14%

H04NPictorial communication, e.g. television14%

H04WWireless communication networks14%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2018–2020Patents assigned to AMAZON TECH INC (2)· patent assignee history

2018–2020Based in Kirkland, WA, US· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
AMAZON TECH INC	2	2018–2020

Locations

Location	Patents	Span
Kirkland, Washington, US	2	2018–2020