摘要
本文通过在中国专利数据库对喷气增焓热泵系统进行检索和分析,研究了从2005年—2017年专利申请量的年代变化、国别分布、申请人分布以及专利发明核心改进方面进行了分析,分析了该领域目前的发展趋势,为提高知识产权的保护意识,占领专利市场中的有利地位,为技术开发人员和相关企业提供研究的参考。
In this paper,patent about heat pump system with air injection enthalpy increasing is searched and analyzed in Chinese patent database,and they are studied through chorological changes,country distribution,applicant distribution and the key of invention on patent application in 2005—2017 and development trend in this filed,serve as enhancing awareness of intellectual property protection,occupying inside track in patent market and supplying technology developers and enterprise with reference of researching.
作者
刘学章
王轶凡
年玉琳
Liu Xuezhang;Wang Yifan;Nian Yulin(Patent Examination Cooperation of the Patent Office,SIPO,Tianji)
出处
《制冷与空调》
2018年第7期1-5,共5页
Refrigeration and Air-Conditioning
关键词
喷气
增焓
热泵
专利申请
压缩机
排气温度
air injection
enthalpy increasing
heat pump
patent application
compressor
discharge temperature
作者简介
刘学章，硕士研究生，主要从事压缩机等领域的专利审查工作。
