REGI U.S., INC. / REG TECHNOLOGIES INC. Release Progress Report on
RADMAX ® Compressor/Expander Testing
For Immediate Release: September 18, 2007. Vancouver, BC - REGI U.S., Inc. (OTC BB: RGUS,
Frankfurt Stock Exchange: RGJ) and Reg Technologies, Inc. (TSX Venture Exchange: RRE, OTC
BB: REGRF ) today announced the following RadMax ® product development status:
Robert Grisar, Vice President of Engineering reports:
l Completed design of prototype of RadMax ® compressor and expander hardware and released drawings
l Completed design and fabrication of oil seal testing device to rapidly evaluate and qualify proprietary
RadMax ® oil seals for pump, compressor, and engine applications.
l Arranged for facility to support testing and recording of compressor and expander performance metrics.
Lynn Petersen, Vice President of Marketing for REGI U.S., Inc., has identified strategic interested companies in
the automotive, aerospace, oil & gas, marine, and other industries, and is completing RadMax ® technology
presentations to them.
Lynn Petersen, states, “Presentations made to date have been met with enthusiastic interest in our technology,
and our goal for a license agreement and/or a joint venture agreement looks favorable for this year.”
About REGI U.S., Inc.
REGI U.S., Inc. owns the U.S. rights to the Rand Cam™/RadMax ® rotary technology used in the revolutionary
design of light weight and high efficiency engines, compressors and pumps. The RadMax ® engine has only two
unique moving parts, the vanes (up to 12) and the rotor, compared to the 40 moving parts in a simple four-
cylinder piston engine. This innovative design makes it possible to produce up to 24 continuous power impulses
per one rotation that is vibration-free and extremely quiet. The RadMax ® engine also has multi-fuel capabilities
allowing it to operate on fuels including gasoline, natural gas, hydrogen, propane and diesel. REGI U.S., Inc. and
parent company Reg Technologies Inc. are currently designing and