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Research Frontiers

Research Frontiers Incorporated, 240 Crossways Park Drive, Woodbury, NY 11797-2033.
Phone:866-653-2881 or 888-SPD-REFR, 516-364-1902 (Int'l)    Fax: 516-908-4094

Research Frontiers is a publicly held company (Nasdaq: REFR). Our company has more than 500 patents and patent applications worldwide covering SPD (suspended partice device) film technology and applications. Research Frontiers licenses companies around the world to use SPD technology to produce or market SPD materials (SPD emulsion or film) or to offer their own brand of SPD-Smart windows, skylights, doors, partitions and other end-products.

Technologies Developed:

Suspended Particle Devices


Danziger Strasse 51, D-55606 Kirn Germany info@retrosolar.de
Phone:+49-(0)6752-912079    Fax:+49-(0)6752-912079

RETROSolar produces new essential sparparts as well as complete systems in the field of lighting and daylighting technologies. The company supplies reflector systems, Venetian blinds, ceilings and luminaires.

The RETROSystems are patented by Dr.-Ing. Helmut Koester, principal of Koester Lichtplanung.

Technologies Developed:

RETROFlex Technology   |  RETROFlexTherm Technology   |  RETROLux Technology   |  RETROLuxTherm Technology

Rosana Rubio-Hernandez

GSAPP 1172 Amsterdam Ave. New York, New York 10027
Phone:8607514149    Fax:8607514149

The CLC prototype has been developed by Rosana Rubio-Hernandez at the Graduate School of Planning and Preservation in Columbia University. In February 2008 Columbia Science and Technology Ventures department submitted a patent application to the United States Patent and Trademark Office

Technologies Developed:

Colored Liquid Crystal


Technologies Developed:

© Daylighting Lab