Inventor · disambiguated record
Robert L. Bratchell
Also filed as: BRATCHELL ROBERT L · BRATCHELL ROBERT LYNDON
5 granted patents·99 citations·filing 1974–1990
82Inventor score
Top patents by PatentIndex Score
5 records- 0180US4051216AIn-line moulding of prestressed concrete articlesMONIER CONCRETE IND·Filed 1974·Granted Sep 27, 1977·35 cites·6 claims
- 0271US4038355AProduction method and means for concrete articlesMONIER CONCRETE IND·Filed 1974·Granted Jul 26, 1977·24 cites·6 claims
- 0358US5083706AConcrete sleeper with east-in insert cooperating with a fastener assemblyAMATEK LTD·Filed 1990·Granted Jan 28, 1992·16 cites·6 claims
- 0451US4946099ASleeper constructionAMATEK LTD·Filed 1989·Granted Aug 7, 1990·19 cites·5 claims
- 0533US4717114AConcrete sleeper mouldMONIER LTD·Filed 1986·Granted Jan 5, 1988·5 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →