The ultimate objective of R&D is to deliver a hit product. For this end various kind of informaiton is used. As the research environment goes on in changing times from 3C age (color TV, car, cooler) into 3I age (identify, imagination, innovation), it is essential to utilize information which incorporates not only technology, market, seeds, needs but also human sensitivity such as value, human behavior, trends, and significant to create concepts based on versatile aspects of information, set thema linked to break through. Goods brought by such R&D are kept predominated guaranteed by patents at markets. On the other hand patent information has high value indicating details of the technical development, so that researchers can not overlook it to keep up with recent pregress in technology. Also if patent information is porcessed into patent map, it becomes essential for persons in R&D to know trends in technology as well as in corporates.
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