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Inventor

John Maertens

Inventor
Chaska, MN, US

Overview

2→
Patents
2011–2013
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 vessels67%
A61BDiagnosis33%
PatentTitleYear
8,372,131'Surgical site access system and deployment device for same'20138,043,381'Minimally invasive interbody device and method'2011

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2011Based in Chanska, MN, US· patent location history
2013Patents assigned to HESTAD HUGH D (1)· patent assignee history
2013Patents assigned to HOFFMAN ZACHARY M (1)· patent assignee history
2013Patents assigned to HUDGINS ROBERT G (1)· patent assignee history
2013Patents assigned to MAERTENS JOHN T (1)· patent assignee history
2013Patents assigned to POWER TEN LLC (1)· patent assignee history
2013Based in Chaska, MN, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HESTAD HUGH D12013
HOFFMAN ZACHARY M12013
HUDGINS ROBERT G12013
MAERTENS JOHN Tself12013
POWER TEN LLC12013
Locations
LocationPatentsSpan
Chaska, Minnesota, US12013
Chanska, Minnesota, US12011