|
2014
|
Invention
|
Low frequency audio sound effects in model railroading. Remote objects, which may include cars an... |
|
|
Invention
|
Signaling and remote control train operation. A model train and layout control system based on on... |
|
2013
|
Invention
|
Signaling and remote control train operation. On-board model railroad speaker enclosure designs a... |
|
2012
|
Invention
|
Signaling and remote control train operation.
A model train and layout control system based on o... |
|
|
Invention
|
Sound systems for model railroad locomotives. On-board model railroad speaker enclosure designs a... |
|
2008
|
Invention
|
Proximity control of on-board processor-based model train sound and control system. A model railr... |
|
2006
|
Invention
|
Model railroad control and sound systems.
A model train accessory controller is connectable to a... |
|
|
P/S
|
Computer software and hardware for creating sound effects for model railroads |
|
1994
|
Invention
|
Model railroad operation using proximity selection. An electronic control system for model railro... |
|
1990
|
P/S
|
electronic control systems for model railroads |
