空气净化技术专利态势分析
Analysis on Patents of Air Purification Industry
由于人们对空气质量的日渐关注,空气净化行业发展迅速。该文针对空气净化技术的相关专利进行检索,从技术发展的整体趋势、地域分布、重要技术持有人以及热点技术布局等方面进行定量与定性分析,以期揭示空气净化产业的技术研发布局和全球竞争态势。
As people increasingly attention to air quality, air purification industry is developing rapidly. This article makes statistics toward the patent application situation of air purification, from multiple perspectives including the overall trend, geographical distribution, the key patent assignees and technical hot points. Combining the quantitative and qualitative analysis, this article reveals the air purification industry development and global competition situations.
空气净化 / 专利分析 / 过滤材料 / 离子技术 / 光触媒
air purification / patent analysis / filter / plasma / photocatalyst
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