Kelvin Hughes has a proud and enviable history dating back over 250 years tracing its roots back to Thomas Hughes a Master of the Clock-makers Company and William Thomson who became Lord Kelvin a prolific inventor and one of the world’s greatest scientists. Few companies can boast a history as varied and intriguing as Kelvin Hughes. In this section you can find detailed information covering the "250 years in the making" programme. A series of downloads are being produced covering the unique and diverse topics of significant periods of the company, its founders and time periods. Always the market innovator for radar sensors and systems, Kelvin Hughes has an unprecedented list of technology firsts, from the first type approved radar in 1948 to today the world’s first commercially available, affordable and multipurpose solid state radar for maritime navigation, port vessel traffic services, coastal surveillance and ground and marine security applications.