LexDanaLexDanabeta
Inventor

Guodong Chen

Inventor
Jinan, CN

Overview

3→
Patents
2003–2019
Patent span
Human necessities
Primary field (CPC A)

Patents· 3 as inventor

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

A47Kprimary
A47KSanitary equipment17%
A61FFilters implantable into blood vessels17%
A61GTransport, personal conveyances, or accommodation specially adapted for patients or disabled persons17%
E03DWater-closets or urinals with flushing devices17%
H01RElectrically-conductive connections17%
H04NPictorial communication, e.g. television17%
PatentTitleYear
10,358,807Suction seat for intelligent nursing toilet bowl20199,191,564'Method for determining the number of available shots and image-shooting apparatus'20156,533,611'Electrical connector assembly with secondary terminal lock'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003Patents assigned to DELPHI TECH INC (1)· patent assignee history
2003Based in Hudson, OH, US· patent location history
2015Patents assigned to HUAWEI DEVICE CO LTD (1)· patent assignee history
2015Based in Shanghai, CN· patent location history
2019Patents assigned to SHANDONG CRRC HUATENG ENV CO LTD (1)· patent assignee history
2019Based in Jinan, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DELPHI TECH INC12003
HUAWEI DEVICE CO LTD12015
SHANDONG CRRC HUATENG ENV CO LTD12019
Locations
LocationPatentsSpan
Jinan, CN12019
Shanghai, CN12015
Hudson, OH, US12003