Inventor · disambiguated record
Leo J. Leblanc
Also filed as: LEBLANC LEO J
11 granted patents·295 citations·filing 1978–1991
91Inventor score
Top patents by PatentIndex Score
11 records- 0185US4793387AOverfill spillage protection deviceBRASS WORKS INC ENTERPRISE·Filed 1987·Granted Dec 27, 1988·74 cites·7 claims
- 0278US5201151AManhole rim and cover assemblyEBW INC·Filed 1991·Granted Apr 13, 1993·44 cites·14 claims
- 0376US4646773ABreakaway hose couplingBRASS WORKS INC ENTERPRISE·Filed 1986·Granted Mar 3, 1987·47 cites·1 claims
- 0474US5095937ATwo stage automatic shut off valveEBW INC·Filed 1991·Granted Mar 17, 1992·34 cites·18 claims
- 0570US5135024ARoll over pressure relief valveEBW INC·Filed 1991·Granted Aug 4, 1992·28 cites·7 claims
- 0669US5033519AStorage tank flow control valveEBW INC·Filed 1990·Granted Jul 23, 1991·31 cites·22 claims
- 0749US5141019ATwo stage automatic shutoff valveEBW INC·Filed 1991·Granted Aug 25, 1992·21 cites·18 claims
- 0835US5160064AFuel containment cover assemblyERW INC·Filed 1991·Granted Nov 3, 1992·10 cites·19 claims
- 0930US5158260AVapor vent valveEBW INC·Filed 1991·Granted Oct 27, 1992·1 cites·14 claims
- 1028US4203482AProcess for producing core or mold parts from sandLEBLANC LEO J·Filed 1978·Granted May 20, 1980·1 cites·3 claims
- 1127US5072912AVapor vent valveLEBLANC LEO J·Filed 1991·Granted Dec 17, 1991·4 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →