特許年金納付データを用いた特許保持の期間構造の推定と業種間比較

Publication Information

Title

Japanese:	特許年金納付データを用いた特許保持の期間構造の推定と業種間比較
English:	Estimation of patent preservation term structure and comparison between industrial sectors based on patent renewal data

Author

Japanese:	毛利智史, 梅室博行.
English:	Satoshi Mori, HIROYUKI UMEMURO.

Language

Japanese

Journal/Book name

Japanese:	日本経営工学会論文誌
English:	Journal of Japan Industrial Management Association

Volume, Number, Page

Vol. 55 No. 3 pp. 129-137

Published date

2004

Publisher

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English:

Conference name

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Conference site

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