LexDanaLexDanabeta
Inventor

Chengwu Gu

Inventor
Shenzhen, CN

Overview

4→
Patents
2003–2016
Patent span
Electricity
Primary field (CPC H)

Patents· 4 as inventor

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

H04Nprimary
H04NPictorial communication, e.g. television50%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables25%
G06KGraphical data reading25%
PatentTitleYear
9,457,979'Banknote pressing device'20167,386,189'Scanning device with a positioning sensor and a corresponding processing method to obtain images'20087,175,091'Insert-type barcode reader'20076,603,108'Image sensing modules for portable optical scanners'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003Patents assigned to SYSCAN TECHNOLOGY SHENZHEN CO (1)· patent assignee history
2003Based in Guang Dong, CN· patent location history
2007–2008Patents assigned to SHENZHEN SYSCAN TECHNOLOGY CO (2)· patent assignee history
2007–2008Based in Shenzhen, CN· patent location history
2016Patents assigned to SHENZHEN BROADZONE INTELLIGENCE TECH CO LTD (1)· patent assignee history
2016Based in Guangdong, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SHENZHEN SYSCAN TECHNOLOGY CO22007–2008
SHENZHEN BROADZONE INTELLIGENCE TECH CO LTD12016
SYSCAN TECHNOLOGY SHENZHEN CO12003
Locations
LocationPatentsSpan
Shenzhen, CN22007–2008
Guangdong, CN12016
Guang Dong, CN12003