螺旋卸船机专利分布

Patent distribution of screw ship unloader

卸船机被广泛地应用于各港口、码头,其中连续型卸船机占有很大部分,调查螺旋卸船机专利类型分布,研究其发展方向很有必要。文中介绍了全球范围内各公司专利申请的情况,通过专利申请信息分析各公司在螺旋卸船机领域的布局,为新产品的研发与专利的申请提供参考。

The ship unloader is widely used in various ports and terminals. Among them, the continuous ship unloader occupies a large part. It is necessary to investigate the distribution of the patent type of the screw unloader and study its development direction. This paper introduces the patent applications of companies in the world, analyzes the layout of each company in the field of screw unloaders through patent application information, and provides reference for the research and development of new products and patent applications.