全球电动垂直起降飞行器专利技术创新态势与我国对策研究  

Research on the Innovation Trend of Global Electric Vertical Take-off and Landing Patent Technology and Countermeasures in China

作　　者：蒲鑫 李冠林 PU Xin;LI Guanlin(Patent Examination Cooperation Sichuan Center of the Patent Office,CNIPA,Chengdu 610213)

机构地区：[1]国家知识产权局专利局专利审查协作四川中心,成都610213

出　　处：《中国发明与专利》2025年第3期37-47,共11页China Invention & Patent

摘　　要：[目的/意义]电动垂直起降飞行器(eVTOL)是低空经济产业的重要组成部分。研究全球eVTOL领域技术发展趋势和创新态势,有助于为我国该领域核心技术研发与战略布局提供支持。[方法/过程]本文采用专利分析方法,首先从申请趋势、地域分布、技术布局等方面对全球eVTOL专利数据进行分析,并对创新主体的地域分布、变化趋势和专利技术布局进行研究,有效梳理了全球eVTOL专利技术创新态势和热点技术领域。然后,基于回归分析方法,结合多项式函数和Logistic函数对eVTOL领域的专利申请量和创新主体数量增长趋势进行拟合,建立数学模型并对未来数年全球专利申请量和创新主体数量变化趋势进行预测。[结果/结论 ]研究表明,我国在eVTOL领域的核心技术研发、海外专利布局、创新主体数量和质量等方面与发达国家之间均存在较为明显的差距,产业发展面临后劲不足的困境,要从政府、行业、企业三个层面协同发力,加大在关键技术研发和海外专利布局的投入,加强优质创新主体培育。[Purpose/Significance]Electric Vertical Take-off and Landing(eVTOL)aircraft is the key component of the low-altitude economy.Research on the global technological trends and innovation patterns in the eVTOL field helps provide support for core technology development and strategic planning in China.[Method/Process]The patent analysis approach is adopted to analyze the application trends,geographic distribution,and technological layouts of global eVTOL patents.The research further investigates the regional distribution,evolution trends,and technological focus of innovation entities,providing a systematic overview of global innovation dynamics and identifying key technological hotspots.Using regression analysis with polynomial and logistic functions,growth trends in patent applications and the number of innovation entities are modeled,and mathematical predictions for future trends are generated.[Result/Conclusion]The findings reveal significant gaps in China’s eVTOL field,including deficiencies in core technology development,overseas patent deployment,and the quantity and quality of innovation entities.These inadequacies suggest challenges in sustaining long-term growth.To address these issues,the study recommends a coordinated effort across government,industry and enterprises to enhance investments in critical technology R&D and overseas patent strategies while fostering high-quality innovation entities.

关 键 词：电动垂直起降飞行器 低空经济 专利分析 非线性回归 

分 类 号：V275[航空宇航科学与技术—飞行器设计] G306[文化科学]