LexDanaLexDanabeta
Inventor

Charles Basil Firth

Inventor
Kilmarnock, GB

Overview

3→
Patents
1990–2015
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 3 as inventor

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

F41Hprimary
F41HArmour50%
E02FDredging25%
F16LPipes25%
PatentTitleYear
9,062,940'Mine detonating apparatus'20156,889,715'Flexible tubular member with sealed tape layer'20054,919,034'Mine clearing apparatus'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990Patents assigned to FIRTH CHARLES B (1)· patent assignee history
1990Based in Bramley, GB· patent location history
2005Patents assigned to WELLSTREAM INT LTD (1)· patent assignee history
2005Based in Newcastle upon Tyne, GB· patent location history
2015Patents assigned to FIRTH CHARLES BASIL (1)· patent assignee history
2015Based in Kilmarnock, GB· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FIRTH CHARLES Bself11990
FIRTH CHARLES BASILself12015
WELLSTREAM INT LTD12005
Locations
LocationPatentsSpan
Kilmarnock, GB12015
Newcastle upon Tyne, GB12005
Bramley, GB11990