Yoyodyne Propulsion Systems

The Yoyodyne Division (also known as Yoyodyne Propulsion Systems or YPS) was a shipbuilding entity.
In the 22nd century the YPS pulse fusion was utilized in colony ships. ()
In the 24th century the Division built starships for the United Federation of Planets at various shipyards including 40 Eridani A Starfleet Construction Yards, Copernicus Ship Yards, and San Francisco Fleet Yards. 
The firm had an office on Deep Space 9's Promenade. ()
==Ships built==
Class 	Ship Name	Location 	Date 	References
 	 	Luna 	Unknown	
 	 	40 Eridani A 	22519.5	
 	 	40 Eridani 	40250.5	
Nebula-class	 	San Francisco	44820.5	
==See also==
* Yoyodyne pulse fusion
==External links==
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de:Yoyodyne Division
ja:ヨーヨーダイン推進システムズ
nl:Yoyodyne divisie
Category:Earth agencies
Category:Federation agencies