LexDanaLexDanabeta
Inventor

William R. McEvers, Jr.

Inventor
Bellaire, TX, US

Overview

1→
Patents
1980
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
RE030246'Methods and apparatus for driving a means in a drill string while drilling'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980Based in Bellaire, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Locations
LocationPatentsSpan
Bellaire, Texas, US11980