Invention Design and Development of new products. Product Innovation Ltd specialises in developing new technologies both for clients and for its own portflio of products. The company has developed an expertise over the years in 'intelligent sensors'. That is sensors designed to detect specific events of conditions and then react to them in the appropriate manner. Examples include: The Optical Level Sensor, The GasGenie, The Oil Mist Detector and many others. These can be viewed on the Company website.