LexDanaLexDanabeta
Inventor

Erwin D. Hernaez

Inventor
Houston, TX, US

Overview

2→
Patents
2018–2019
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
10,246,971Flow activated valve201910,018,010Disintegrating agglomerated sand frack plug2018

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2018–2019Patents assigned to BAKER HUGHES A GE CO LLC (2)· patent assignee history
2018Patents assigned to BAKER HUGHES INC (1)· patent assignee history
2018Based in Cypress, TX, US· patent location history
2019Based in Houston, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BAKER HUGHES A GE CO LLC22018–2019
BAKER HUGHES INC12018
Locations
LocationPatentsSpan
Houston, Texas, US12019
Cypress, Texas, US12018