Inventor

Xiangang Chang

Inventor
Shanghai, CN

Overview

1→
Patents
2019
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.

H04Nprimary
H04NPictorial communication, e.g. television50%
H04WWireless communication networks50%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2019Patents assigned to SHANGHAI XIAOYI TECH CO LTD (1)· patent assignee history
2019Based in Shanghai, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SHANGHAI XIAOYI TECH CO LTD12019
Locations
LocationPatentsSpan
Shanghai, CN12019