The renowned inventor of the Durofel, Penefel and Pepista. Manufacturer of measuring instruments since 1989. Electronic devices for agronomy, the food industry, measuring ripeness, measuring growth in plants and their irrigation needs. Agro-Technologie: manufacturer of measuring instruments, manufacturer and supplier of Durometers to measure product firmness, manufacturer and supplier of Refractometers, manufacturer and supplier of Penetrometers, manufacture of electronic devices for agribusinesses.