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Inventor

John Clunan

Inventor
Tyler, TX, US

Overview

2→
Patents
2015–2018
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 2 as inventor

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

E21Bprimary
E21BEarth or rock drilling100%
PatentTitleYear
9,856,701'Rolling cone drill bit having high density cutting elements'20189,074,431'Rolling cone drill bit having high density cutting elements'2015

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2015–2018Patents assigned to SMITH INTERNATIONAL (2)· patent assignee history
2015Patents assigned to CLUNAN JOHN (1)· patent assignee history
2015Patents assigned to FERRARI GIAMPAOLO (1)· patent assignee history
2015Patents assigned to GATELL JOSH (1)· patent assignee history
2015Patents assigned to PORTWOOD GARY (1)· patent assignee history
2015–2018Based in Tyler, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SMITH INTERNATIONAL22015–2018
CLUNAN JOHNself12015
FERRARI GIAMPAOLO12015
GATELL JOSH12015
PORTWOOD GARY12015
Locations
LocationPatentsSpan
Tyler, Texas, US22015–2018