Inventor

Kenneth Gibson

Inventor
Portlethen, GB

Overview

3→
Patents
1983–2020
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 drilling67%
H04NPictorial communication, e.g. television33%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983Patents assigned to ZENITH RADIO CORP (1)· patent assignee history
1983Based in Chicago, IL, US· patent location history
2013–2020Patents assigned to SMITH INTERNATIONAL (2)· patent assignee history
2013Patents assigned to GIBSON KENNETH (1)· patent assignee history
2013Patents assigned to HEKELAAR STEPHEN (1)· patent assignee history
2013–2020Based in Portlethen, GB· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SMITH INTERNATIONAL22013–2020
GIBSON KENNETHself12013
HEKELAAR STEPHEN12013
ZENITH RADIO CORP11983
Locations
LocationPatentsSpan
Portlethen, GB22013–2020
Chicago, Illinois, US11983