LexDanaLexDanabeta
Inventor

Shawn Matthew Johnson

Inventor
Portland, OR, US

Overview

2→
Patents
2013–2015
Patent span
Human necessities
Primary field (CPC A)

Patents· 2 as inventor

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

A61Fprimary
A61FFilters implantable into blood vessels100%
PatentTitleYear
8,955,519'Earplug insertion device'20158,616,213'Earplug insertion device'2013

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2013–2015Patents assigned to J3 GROUP LLC (2)· patent assignee history
2013Patents assigned to JOHNSON JOHN MATTHEW (1)· patent assignee history
2013Patents assigned to JOHNSON JOSHUA INGVALD KENNETH (1)· patent assignee history
2013Patents assigned to JOHNSON SHAWN MATTHEW (1)· patent assignee history
2013–2015Based in Portland, OR, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
J3 GROUP LLC22013–2015
JOHNSON JOHN MATTHEW12013
JOHNSON JOSHUA INGVALD KENNETH12013
JOHNSON SHAWN MATTHEWself12013
Locations
LocationPatentsSpan
Portland, OR, US22013–2015