Identec Ltd is a company that produces RFID tags and readers under the brand name Census. Some key details: - The original Cryptag product was invented in 1983 and the company was acquired by Louis Newmark Plc in 1990. - The Census range of RFID products provides fast, multiple readings of tags from a long range with direction sensing and high accuracy. - Census RFID technology has been used in a wide range of applications including asset tracking, parking access control, and personnel safety monitoring in industries such as oil rigs, prisons, and government organizations. - The tags and readers have a long life, typically 5 years for the tags, and can be used in intrinsically safe environments