LexDanaLexDanabeta
Inventor

William Kevin HALL

Inventor
US

Overview

3→
Patents
2023–2025
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 3 as inventor

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

E21Bprimary
E21BEarth or rock drilling50%
F04BPositive-displacement machines for liquids50%
PatentTitleYear
12,429,046Long-stroke pumping unit202512,116,992Long-stroke pumping unit202411,781,543Long-stroke pumping unit2023

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2023–2025Patents assigned to WEATHERFORD TECH HOLDINGS LLC (3)· patent assignee history
2023–2025Based in US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
WEATHERFORD TECH HOLDINGS LLC32023–2025
Locations
LocationPatentsSpan
US32023–2025