Inventor · disambiguated record
Herbert Edward Ashfield
Also filed as: ASHFIELD HERBERT E · ASHFIELD HERBERT EDWARD
7 granted patents·93 citations·filing 1973–1980
85Inventor score
Files withBROWN TRACTORS LTD7
Top patents by PatentIndex Score
7 records- 0173US4043546ACompression springsBROWN TRACTORS LTD·Filed 1976·Granted Aug 23, 1977·33 cites·6 claims
- 0270US4116322AClutchesBROWN TRACTORS LTD·Filed 1977·Granted Sep 26, 1978·25 cites·8 claims
- 0354US4114479AEpicyclic gearingBROWN TRACTORS LTD·Filed 1977·Granted Sep 19, 1978·12 cites·8 claims
- 0451US3931812AInternal combustion enginesBROWN TRACTORS LTD·Filed 1973·Granted Jan 13, 1976·12 cites·6 claims
- 0544US4267807AInternal combustion enginesBROWN TRACTORS LTD·Filed 1979·Granted May 19, 1981·7 cites·7 claims
- 0630US4295530ALower link draft sensing system on tractorBROWN TRACTORS LTD·Filed 1980·Granted Oct 20, 1981·3 cites·6 claims
- 0728US4084641AControl for a tractor power lift mechanismBROWN TRACTORS LTD·Filed 1976·Granted Apr 18, 1978·1 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →