特許請求項数の国・技術分野・時期特性別分析 (調査資料 144)
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- Material Type
- 電子書籍・電子雑誌
- Author/Editor
- 科学技術政策研究所第2研究グループ近藤正幸富澤宏之
- Series Title
- Publication, Distribution, etc.
- Publication Date
- 2008-01
- Publication Date (W3CDTF)
- 2008-01
- Extent
- 容量 : mat144j.pdf(588928bytes)
- Alternative Title
- Claims per patent by country, technology and time period
- Text Language Code
- jpn