Inventor · disambiguated record
Robert Dumortier
Also filed as: DUMORTIER ROBERT
5 granted patents·1 pending application·122 citations·filing 1978–2013
81Inventor score
Top patents by PatentIndex Score
6 records- 0183US4508469AManhole with articulated cover membersDUMORTIER ROBERT·Filed 1983·Granted Apr 2, 1985·48 cites·3 claims
- 0281US4175781ALatching arrangement for manhole coverDUMORTIER ROBERT·Filed 1978·Granted Nov 27, 1979·37 cites·9 claims
- 0362US4627249ALatch for utility access doorDUMORTIER ROBERT·Filed 1985·Granted Dec 9, 1986·22 cites·5 claims
- 0448US4364689AManhole cover assemblyDUMORTIER ROBERT·Filed 1981·Granted Dec 21, 1982·15 cites·9 claims
- 0542US2011167884A1Device for locking a bathroom doorSNCF·Filed 2009·Application pending·0 cites
- 0639US9381924B2Double-decker railway rolling stock vehicle with paths to the upper deckSNCF MOBILITÉS·Filed 2013·Granted Jul 5, 2016·0 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →