DEVICE FOR EVALUATING PATENT POWER GROWTH RATE OF STOCK LISTING COMPANY, OPERATION METHOD OF THE DEVICE FOR EVALUATING PATENT POWER GROWTH RATE OF STOCK LISTING COMPANY AND PROGRAM FOR EVALUATING PATENT POWER GROWTH RATE OF STOCK LISTING COMPANY

摘要

PROBLEM TO BE SOLVED: To provide a device for calculating a patent power growth rate in respective patent business category of a stock listing company, and a device for selecting a company using the patent power growth rate for creating a stock index.SOLUTION: Evaluation values related to patents are calculated, and these evaluation values are collected for every patent business category which is obtained by associating a patent category and a business category, and for every proprietor (stock listing company) having the patent. The obtained collection values are compared in time series, for calculating a patent power growth rate in the respective patent business category of the stock listing companies. The calculated patent power growth rate is used for selecting a company and for creating a stock index.