LexDanaLexDanabeta
Inventor

Jeffery L. Knippa

Inventor
Point Venture, TX, US

Overview

2→
Patents
2010–2018
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
9,995,105Method of placing cement sealing rings at predetermined annular locations around a tubular string20187,730,940'Split body swelling packer'2010

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2010–2018Patents assigned to BAKER HUGHES INC (2)· patent assignee history
2010–2018Based in Point Venture, TX, US· patent location history
2018Patents assigned to BAKER HUGHES A GE CO LLC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BAKER HUGHES INC22010–2018
BAKER HUGHES A GE CO LLC12018
Locations
LocationPatentsSpan
Point Venture, Texas, US22010–2018