Inventor · disambiguated record
Robert Grubba
Also filed as: GRUBBA ROBERT · GRUBBA ROBERT A
15 granted patents·3 pending applications·203 citations·filing 1991–2017
93Inventor score
Top patents by PatentIndex Score
18 records- 0191US6765356B1Control and motor arrangement for use in model trainLIONEL LLC·Filed 2000·Granted Jul 20, 2004·31 cites·14 claims
- 0287US7215092B2Radio-linked, bi-directional control system for model electric trainsNC TRAIN ACQUISITION L L C·Filed 2005·Granted May 8, 2007·31 cites·23 claims
- 0382US7307394B1Control and motor arrangement for use in model trainLIONEL LLC·Filed 2007·Granted Dec 11, 2007·6 cites·108 claims
- 0478US6485347B1Puffing fan driven smoke unit for a model trainLIONEL LLC·Filed 2000·Granted Nov 26, 2002·23 cites·18 claims
- 0575US6441570B1Controller for a model toy train setLIONEL LLC·Filed 1999·Granted Aug 27, 2002·55 cites·29 claims
- 0674US7298103B2Control and motor arrangement for use in model trainLIONEL LLC·Filed 2006·Granted Nov 20, 2007·4 cites·61 claims
- 0772US8127952B2Model train coupler with linear actuatorGRUBBA ROBERT·Filed 2010·Granted Mar 6, 2012·5 cites·20 claims
- 0872US7749040B2Smoke production system for model locomotiveGRUBBA ROBERT A·Filed 2008·Granted Jul 6, 2010·4 cites·14 claims
- 0971US7656110B2Control and motor arrangement for use in model trainLIONEL LLC·Filed 2007·Granted Feb 2, 2010·3 cites·42 claims
- 1071US7634411B2Synchronized externally generated sound effects for model trainsGRUBBA ROBERT A·Filed 2006·Granted Dec 15, 2009·4 cites·15 claims
- 1164US7211976B2Control and motor arrangement for use in model trainLIONEL LLC·Filed 2004·Granted May 1, 2007·6 cites·79 claims
- 1261US7880414B2Control and motor arrangement for use in model trainLIONEL LLC·Filed 2009·Granted Feb 1, 2011·1 cites·20 claims
- 1351US6616506B1Inserted molded traction tire for a model toy trainLIONEL LLC·Filed 2000·Granted Sep 9, 2003·4 cites·18 claims
- 1443US5188173APressure control system and cable guiding device for use in drilling wellsSCHLUMBERGER TECHNOLOGY CORP·Filed 1991·Granted Feb 23, 1993·23 cites·15 claims
- 1542US2018035744A1Sound Producing Shoe Including Impact and Proximity DetectorsGRUBBA ROBERT·Filed 2017·Application pending·0 cites
- 1640US2004239268A1Radio-linked, Bi-directional control system for model electric trainsFiled 2003·Application pending·0 cites
- 1738US2017200351A1Sound-Producing Shoe Including Impact and Proximity DetectionsGRUBBA ROBERT·Filed 2016·Application pending·0 cites
- 1827US6186074B1Drive assembly for model trainLIONEL TRAINS INC·Filed 1998·Granted Feb 13, 2001·3 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →