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Inventor

Ehren Long

Inventor
Ponca City, OK, US

Overview

1→
Patents
2017
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 1 as inventor

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

E21Bprimary
E21BEarth or rock drilling100%
PatentTitleYear
9,617,794'Feature to eliminate shale packing/shale evacuation channel'2017

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2017Patents assigned to BIJAI RAHUL (1)· patent assignee history
2017Patents assigned to DURAIRAJAN BALA (1)· patent assignee history
2017Patents assigned to LONG EHREN (1)· patent assignee history
2017Patents assigned to MOORE WILLIAM (1)· patent assignee history
2017Patents assigned to SMITH INTERNATIONAL (1)· patent assignee history
2017Based in Ponca City, OK, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BIJAI RAHUL12017
DURAIRAJAN BALA12017
LONG EHRENself12017
MOORE WILLIAM12017
SMITH INTERNATIONAL12017
Locations
LocationPatentsSpan
Ponca City, OK, US12017