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Inventor

John F. Fitzpatrick-Ellis

Inventor
Warwick, GB

Overview

6→
Patents
1982–2002
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 6 as inventor

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

F16Dprimary
F16DCouplings for transmitting rotation20%
F16FSprings20%
F16HGearing20%
B29CShaping or joining of plastics10%
F16CShafts10%
F16JPistons10%
Y10TTechnical subjects covered by former us classification10%
PatentTitleYear
6,375,574'Torsional vibration dampers'20026,059,082'Power transmitting arrangement'20006,041,678'Twin mass flywheel'20005,250,144'Bonding apparatus'19935,199,540'Friction facing material and carrier assembly'19934,319,757'End face thrust seals'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982Patents assigned to AUTOMOTIVE PROD CO LTD (1)· patent assignee history
1982–2002Based in Warwick, GB· patent location history
1993–2000Patents assigned to AUTOMOTIVE PRODUCTS PLC (4)· patent assignee history
2002Patents assigned to AP TMF LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AUTOMOTIVE PRODUCTS PLC41993–2000
AP TMF LTD12002
AUTOMOTIVE PROD CO LTD11982
Locations
LocationPatentsSpan
Warwick, GB61982–2002