Inventor

Qingshan Chen

Inventor
Rochester, MN, US

Overview

4→
Patents
2014–2020
Patent span
Human necessities
Primary field (CPC A)

Patents· 4 as inventor

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

A61Fprimary
A61FFilters implantable into blood vessels50%
A61LMethods or apparatus for sterilising materials or objects in general25%
C23CCoating metallic material25%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2014–2017Patents assigned to AN KAI-NAN (2)· patent assignee history
2014–2017Patents assigned to CHEN QINGSHAN (2)· patent assignee history
2014–2016Patents assigned to MAYO FOUNDATION (2)· patent assignee history
2014–2017Patents assigned to MORREY BERNARD (2)· patent assignee history
2014–2020Based in Rochester, MN, US· patent location history
2017–2020Patents assigned to EXCERA ORTHOPEDICS INC (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AN KAI-NAN22014–2017
CHEN QINGSHANself22014–2017
EXCERA ORTHOPEDICS INC22017–2020
MAYO FOUNDATION22014–2016
MORREY BERNARD22014–2017
Locations
LocationPatentsSpan
Rochester, Minnesota, US42014–2020