This work deals with an investigation on the diagnoses of the necessity for technological information detected at Brazilian companies from the industrial sphere. Further it suggests methodological procedures that allow to conduct future researches on information needs ruled by technological learning and innovation processes. The detail level, the comprehensiveness degree and profundity of these studies were discussed. The researches chosen to carry out the investigation pointed out the sectors - with advance capability in both internal and external markets - which are possibly participants in generation of technological and economical development. Nevertheless, there are some dissatisfaction in relation to these studies specially regarding their incapacity to acknowledge the actual needs for information and technology.
Necessity for technological information; Technological information; Industrial sector; Innovation