Inventor

Kenneth Barnett

Inventor
Bellevue, WA, US

Overview

8→
Patents
1999–2021
Patent span
Physics
Primary field (CPC G)

Patents· 8 as inventor

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

E21Bprimary
E21BEarth or rock drilling17%
G06FElectric digital data processing17%
G06TImage data processing or generation, in general17%
F01KSteam engine plants8%
F02CGas-turbine plants8%
G01SRadio direction-finding8%
G02BOptical elements, systems or apparatus8%
G08BSignalling systems, e.g. personal calling systems8%
G09BEducational or demonstration appliances8%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999Based in Alabaster, AL, US· patent location history
2013Patents assigned to BARNETT KENNETH CLIFFORD (1)· patent assignee history
2013Patents assigned to CHAMBLIN ANTONIO (1)· patent assignee history
2013–2019Based in Birmingham, AL, US· patent location history
2019–2021Patents assigned to VALVE CORP (3)· patent assignee history
2019Patents assigned to OPEN INVENTION NETWORK LLC (1)· patent assignee history
2019–2021Based in Bellevue, WA, US· patent location history
2020Patents assigned to NABORS DRILLING TECH USA INC (2)· patent assignee history
2020Based in Magnolia, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
VALVE CORP32019–2021
NABORS DRILLING TECH USA INC22020
BARNETT KENNETH CLIFFORDself12013
CHAMBLIN ANTONIO12013
OPEN INVENTION NETWORK LLC12019
Locations
LocationPatentsSpan
Bellevue, Washington, US32019–2021
Magnolia, Texas, US22020
Birmingham, AL, US22013–2019
Alabaster, AL, US11999