Inventor
Robert A. Grubba
Inventor
Ormond Beach, FL, US
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A63Hprimary
A63HToys, e.g. tops, dolls, hoops or building blocks50%
H02KDynamo-electric machines21%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters21%
E21BEarth or rock drilling4%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
PatentTitleYear
8,127,952'Model train coupler with linear actuator'20127,880,414'Control and motor arrangement for use in model train'20117,749,040'Smoke production system for model locomotive'20107,656,110'Control and motor arrangement for use in model train'20107,634,411'Synchronized externally generated sound effects for model trains'20097,307,394'Control and motor arrangement for use in model train'20077,298,103'Control and motor arrangement for use in model train'20077,215,092'Radio-linked, bi-directional control system for model electric trains'20077,211,976'Control and motor arrangement for use in model train'20076,765,356'Control and motor arrangement for use in model train'20046,616,506'Inserted molded traction tire for a model toy train'20036,485,347'Puffing fan driven smoke unit for a model train'20026,441,570'Controller for a model toy train set'20026,186,074'Drive assembly for model train'20015,188,173'Pressure control system and cable guiding device for use in drilling wells'1993Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993Based in New Orleans, LA, US· patent location history
2001Patents assigned to LIONEL TRAINS INC (1)· patent assignee history
2001–2003Based in Rochester Hills, MI, US· patent location history
2002–2011Patents assigned to LIONEL LLC (9)· patent assignee history
2004–2012Based in Ormond Beach, FL, US· patent location history
2007Patents assigned to NC TRAIN ACQUISITION L L C (1)· patent assignee history
2009–2010Patents assigned to GRUBBA ROBERT A (2)· patent assignee history
2012Patents assigned to GRUBBA ROBERT (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| LIONEL LLC | 9 | 2002–2011 |
| GRUBBA ROBERT Aself | 2 | 2009–2010 |
| GRUBBA ROBERTself | 1 | 2012 |
| LIONEL TRAINS INC | 1 | 2001 |
| NC TRAIN ACQUISITION L L C | 1 | 2007 |
Locations
| Location | Patents | Span |
|---|---|---|
| Ormond Beach, Florida, US | 10 | 2004–2012 |
| Rochester Hills, MI, US | 4 | 2001–2003 |
| New Orleans, LA, US | 1 | 1993 |