Inventor · disambiguated record
David A. Birt
Also filed as: BIRT DAVID · BIRT DAVID A · BIRT DAVID ALAN
10 granted patents·111 citations·filing 1979–2002
89Inventor score
Files withLUCAS INDUSTRIES LTD4CARELLO LIGHTING PLC2ARVINMERITOR GMBH1ARVINMERITOR LIGHT VEHICLE SYS1MAGNETI MARELLI UK LTD1
Top patents by PatentIndex Score
10 records- 0183US6302474B1Door reinforcement deviceMERITOR LIGHT VEHICLE SYS LTD·Filed 2000·Granted Oct 16, 2001·33 cites·11 claims
- 0260US6688681B2Sun blind assemblyARVINMERITOR GMBH·Filed 2002·Granted Feb 10, 2004·11 cites·21 claims
- 0355US5536019ALight unit having a sealing member for a light bulb containing pressure relief meansMAGNETI MARELLI UK LTD·Filed 1995·Granted Jul 16, 1996·19 cites·7 claims
- 0449US4305119AVehicle headlampLUCAS INDUSTRIES LTD·Filed 1979·Granted Dec 8, 1981·9 cites·1 claims
- 0546US6884941B2Housing assemblyARVINMERITOR LIGHT VEHICLE SYS·Filed 2002·Granted Apr 26, 2005·2 cites·16 claims
- 0643US5060127AMotor vehicle headlampCARELLO LIGHTING PLC·Filed 1991·Granted Oct 22, 1991·10 cites·9 claims
- 0743US4575787ARoad vehicle headlampLUCAS INDUSTRIES LTD·Filed 1983·Granted Mar 11, 1986·8 cites·9 claims
- 0841US4246631AVehicle headlampLUCAS INDUSTRIES LTD·Filed 1979·Granted Jan 20, 1981·6 cites·4 claims
- 0940US4520434ADiffusion cover for a motor vehicle headlampLUCAS INDUSTRIES LTD·Filed 1983·Granted May 28, 1985·7 cites·2 claims
- 1030US5003447ALamp reflectorCARELLO LIGHTING PLC·Filed 1990·Granted Mar 26, 1991·6 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →