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Keywords: Technical field
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Journal Articles
Journal:
Library Hi Tech
Library Hi Tech (2024) 42 (3): 925–946.
Published: 18 August 2022
.... As a result, the ratio of patent applications by a company to the total number of applications in a technical field will be similar across companies. This study uses the inter-company correlation coefficient of the ratio of patent applications by technical field as an index of technological development...
Includes: Supplementary data
