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Inventor

William D. Hollis

Inventor
Fort Worth, TX, US

Overview

1→
Patents
2018
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
9,903,185'Perforating gun with eccentric rotatable charge tube'2018

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2018Patents assigned to OWEN OIL TOOLS LP (1)· patent assignee history
2018Based in Fort Worth, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
OWEN OIL TOOLS LP12018
Locations
LocationPatentsSpan
Fort Worth, Texas, US12018