Originally known as NTK Technical Ceramics is presently operating under the name NTK Technologies Inc. since 1967. The company is one of the leading manufacturers in the ceramic industry. Based in Phoenix, Ariz., the company specializes in ceramics and has added various materials to its product, including organic substrates. It caters to various market segments, such as computer field, optical communication, wireless networks, medical devices, automotive, military, space and aeronautics offering various applications. Its applications include fiber optics, thin film substrate, air bag sensor, tire pressure sensor system, ceramic cylinder, ultrasonic sensors, oxygen sensor and ceramic heater and image sensor package, among others. An ISO9002/14001 certified company it is a part of NGK Spark Plugs Co. Ltd. a leader in automotive industry.