涡轮增压轴承技术-中国专利信息网.PDF

Patent Searching and Consulting Center of SIPO 目录 目 录 目 录II 第一章 项目概述4 第一节 研究目的 〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃4 第二节 技术背景 〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃4 第二章 涡轮增压器中的轴承系统专利发展状态分析5 第一节 项目检索策略及数据来源 〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃5 1.1 专利检索策略 ············································································································5 1.2 数据来源····················································································································5 1.3 技术分解····················································································································6 第二节 世界涡轮增压器中的轴承系统专利分析 〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃7 2.1 涡轮增压器中的轴承系统专利申请量变化趋势 ····················································7 2.2 涡轮增压器中的轴承系统专利申请的区域分布 ····················································9 2.3 主要申请人 ··············································································································11 2.4 技术领域··················································································································15 2.5 主要技术人才 ··········································································································18 2.6 小结··························································································································19 第三节 中国涡轮增压器中的轴承系统专利分析 〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃〃20 3.1 涡轮增压器中的轴承系统在中国专利申请量变化趋势 ······································20 3.2 区域分布··················································································································21 3.3 主要申请人 ·····················································································