OTTO 3GTM is the Ideal Otto Engine

High Efficiency (60%), Low Emissions and Fuel Flexibility achieved

in a novel Free-Piston, Floating Stroke, four-cycle engine.


Patents Awarded to Date

WIPO: WO 2006/091682

US:  7,258,086 & 7,753,014

Australia:  2006216721

Canada: 2598967

China:  ZL 2006 8 0005982.7

Russia: 2398120

Japan: 5065914

Additional patents pending

Copyright 2008-2012  ETTI   All rights reserved.

Otto 3G is a trademark of

Energy Transition Technology Incorporated