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Inventor

Richard J Hawkins

Inventor
Nottingham, GB

Overview

3→
Patents
1991–2003
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

B23Kprimary
B23KSoldering or unsoldering29%
F01DNon-positive displacement machines or engines, e.g. steam turbines29%
Y10TTechnical subjects covered by former us classification29%
B22DCasting of metals14%
PatentTitleYear
6,524,072'Disk for a blisk rotary stage of a gas turbine engine'20036,095,402'Method for the manufacture or repair of a blisk by linear friction welding'20005,058,865'Liquid metal processing'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991Patents assigned to BRITISH STEEL PLC (1)· patent assignee history
1991Based in Great Ayton, GB· patent location history
2000–2003Patents assigned to ROLLS ROYCE PLC (2)· patent assignee history
2000–2003Based in Nottingham, GB· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ROLLS ROYCE PLC22000–2003
BRITISH STEEL PLC11991
Locations
LocationPatentsSpan
Nottingham, GB22000–2003
Great Ayton, GB11991