Inventor
Roger P. Jarvis
Inventor
Leamington Spa, GB
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F16Dprimary
F16DCouplings for transmitting rotation30%
F16HGearing30%
B60WConjoint control of vehicle sub-units of different type or different function25%
B60TVehicle brake control systems or parts thereof5%
F02BInternal-combustion piston engines5%
Y10TTechnical subjects covered by former us classification5%
PatentTitleYear
5,595,550'Clutch control system'19975,427,215'Clutch control system'19955,413,542'Clutch control system'19955,072,815'Power line to drive a vehicle'19915,038,901'Clutch control system in which the clutch actuation is initiated by control of the gear shift lever'19914,481,843'Automatic transmission'19844,345,676'Friction clutch driven plates'19824,310,080'Retarder for rotating members'1982Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982–1984Patents assigned to AUTOMOTIVE PROD CO LTD (3)· patent assignee history
1982–1995Based in Leamington Spa, GB· patent location history
1991–1997Patents assigned to AUTOMOTIVE PRODUCTS PLC (4)· patent assignee history
1997Based in Leominster, GB· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| AUTOMOTIVE PRODUCTS PLC | 4 | 1991–1997 |
| AUTOMOTIVE PROD CO LTD | 3 | 1982–1984 |
Locations
| Location | Patents | Span |
|---|---|---|
| Leamington Spa, GB | 7 | 1982–1995 |
| Leominster, GB | 1 | 1997 |