Present

RJG’s business is helping molders supply absolute quality to their customers. RJG provides process control systems, cavity pressure sensing technology, and processing training to the injection molding industry.

2007

RJG opened RJG (S.E.A.) Pte, Ltd. in Singapore &
RJG France in Oyonnax, France.

2004

Introduced the Tryout Shop Certification Program

2003

Introduced first digital piezoelectric in-mold cavity pressure sensor

2002

Released Valve Gate Control system software, “Transfer Pin” cavity pressure mounting system, and method for measuring pressure under valve gate pins

2001

Developed “fail-safe” automated abnormal part containment

2000

Released The eDART System™ at NPE ~ The plastics industry’s first digital data acquisition platform with smart sensor technology ~ Demonstrated independent valve gate control system - began offering piezoelectric (as well as strain gage) sensors

1999

RJG Associates and RJG Technologies merge to form RJG, Inc. - One company servicing the plastic industry with sensors, process control, and training solutions

1998

Introduced the RJG Master MolderSM Certification Program

1996

Introduced DARTVision (Windows based data acquisition)

1996-99

Named to “Michigan Top 100 Fastest Growing Companies” for four consecutive years (Award was discontinued after 1999)

1991

DART (Data Acquisition and Retrieval with Transducers) and DARTNet are introduced - PC Based Data Acquisition

1989

Developed 3-Stage Process Controller ~ CPC-3200

1989

Rod Co-founded RJG Technologies, Inc. - An equipment company supplying sensors and data acquisition systems

1985

Rod Groleau founded RJG Associates, Inc. - A training and consulting company - Developed the concepts of in mold rheology techniques, load sensitivity testing, and principles of rigorous mold tryouts as well as developed the concept of and coined the term DECOUPLED MOLDINGSM

1982

Rod worked as Director of Technology at DME , where his responsibilities included expert process analysis using voice synthesis as the operating interface.

1969

In 1969 Rod completed his MBA from Michigan State University and Co-Founded Control Process, Inc. where he developed the first commercial strain gage cavity pressure sensor and manufactured the industry's first production monitoring system based on monitoring in-mold plastic variables. He remained with Control Process, Inc. through 1981.

1962

Rod Groleau began work as a co-op student at the General Motors Institute, where he remained through his graduation in 1967. During this time Rod completed his thesis on Injection Molded Part Size Control.