近年,随着中国国力的不断强大,中国向国外申请专利的数量日益增长,向日本申请专利的数量也越来越多。但是,由于中日两国的专利制度存在很大的区别,中国申请人或其代理人在申请专利的过程中,如不能很好地理解中日专利制度的区别,可能会使中国的发明不能在日本得到合理而适当的保护。在此,笔者基于中日两国专利制度的不同规定,总结了中国申请人在向日本进行专利申请时所需要注意的事项。 In recent years, with the continuous strengthening of China’s national strength, the number of patent applications filed abroad by China has been on the rise, and the number of applications for patents to Japan has also increased. However, due to the big difference between the patent systems in China and Japan, Chinese applicants or their agents who fail to properly understand the differences between Chinese and Japanese patent systems in applying for a patent may make it impossible for an invention in China Get reasonable and appropriate protection in Japan. Here, based on the different provisions of the patent system between China and Japan, the author summarizes the issues that Chinese applicants should pay attention to when applying for a patent to Japan.