Axion Power International
OTCMKTS:AXPWQAxion Power International, Inc. focuses on PbC battery technology business. It offers hybrid asymmetric energy storage devices. The company was founded in 2003 and is based in Boardman, Ohio.
Evans & Sutherland Computer
OTCMKTS:ESCCEvans & Sutherland Computer Corporation produces and sells visual display systems used primarily in full-dome video projection applications, dome projection screens, and dome architectural treatments in the United States and internationally. The company's products include planetarium and dome theater systems consisting of proprietary hardware and software, and other visual display systems primarily used to project digital video on large curved surfaces. It also produces content for planetariums, schools, science centers, other educational institutions, and entertainment venues; and show content for its own library that it licenses to customers and for specific customer requirements for planetarium and dome theaters. In addition, the company manufactures and installs metal domes with customized optical coatings and acoustical properties that are used for planetarium and dome theaters, and other custom applications; and designs and supplies geometrically complex structures for customized architectural treatments. Evans & Sutherland Computer Corporation was founded in 1968 and is based in Salt Lake City, Utah.
Isomet
OTCMKTS:IOMTIsomet Corporation designs, develops, manufactures, and sells acousto-optic (AO) devices, RF electronics, and optical sub-systems in the United States and internationally. The company offers AO navigation products, including modulators, frequency shifters, deflectors, tunable filters, Q-switches, special function devices, fiber optic couplers, and standard AR coatings; and electronics navigation products, such as modulator drivers, deflector drivers, AOTF drivers, Q-switch drivers, frequency sources and amplifiers, and custom electronics, as well as accessories. Isomet Corporation was founded in 1956 and is based in Springfield, Virginia.
NOVONIX
OTCMKTS:NVNXFNOVONIX Limited provides battery materials and development technology for battery manufacturers, materials companies, automotive original equipment manufacturers (OEMs), and consumer electronics manufacturers in North America, Asia, Australia, and Europe. It operates through Battery Materials and Battery Technology segments. The Battery Materials segment develops and manufactures battery anode materials. The Battery Technology segment develops battery cell testing equipment, performs consulting services, and carries out research and development in battery development. The company is involved in the investment and real estate borrowing activities; and offers battery technology, battery testing hardware equipment, and battery testing and development consulting services. The company was formerly known as Graphitecorp Limited and changed its name to NOVONIX Limited in July 2017. NOVONIX Limited was incorporated in 2012 and is based in Brisbane, Australia.