Inventor

Bret E. Hartzell

Inventor
Massillon, OH, US

Overview

12→
Patents
2012–2021
Patent span
Human necessities
Primary field (CPC A)

Patents· 12 as inventor

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

A61Fprimary
A61FFilters implantable into blood vessels69%
A61BDiagnosis19%
A61MDevices for introducing media into, or onto, the body13%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2012–2021Patents assigned to THEKEN SPINE LLC (9)· patent assignee history
2012–2014Patents assigned to BRUFFEY JAMES (6)· patent assignee history
2012–2013Patents assigned to HARTZELL BRET EVERETTE (4)· patent assignee history
2012–2013Patents assigned to LAB ERIC A (4)· patent assignee history
2012–2013Patents assigned to SCLAFANI ADAM C (4)· patent assignee history
2012–2021Based in Massillon, OH, US· patent location history
2012–2013Based in Canton, OH, US· patent location history
2016Based in Canal Fulton, OH, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
THEKEN SPINE LLC92012–2021
BRUFFEY JAMES62012–2014
HARTZELL BRET EVERETTEself42012–2013
LAB ERIC A42012–2013
SCLAFANI ADAM C42012–2013
Locations
LocationPatentsSpan
Massillon, OH, US82012–2021
Canton, OH, US32012–2013
Canal Fulton, OH, US12016