Inventor

Guan Nuan Liu

Inventor
Beijing, CN

Overview

1→
Patents
2006
Patent span
Electricity
Primary field (CPC H)

Patents· 1 as inventor

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

H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication50%
H04MTelephonic communication50%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2006Patents assigned to IBM (1)· patent assignee history
2006Based in Beijing, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
IBM12006
Locations
LocationPatentsSpan
Beijing, CN12006