Patent analysis of laser welding machine industry in China in 2019
By the end of 2019, there were 1531 valid invention patents for laser welding in China
There are 6,410 valid patents of invention and utility model under review for laser welding in China,
The number of patent applications for invention and utility model under review for laser welding in China is increasing from 2013 to 2018.
Source: State Intellectual Property Office
Guangdong Province, Jiangsu Province, Zhejiang Province, and Hubei Province are the major provinces for patent application in laser welding industry in China.
From the list of patent applicants for invention and utility model of laser welding pending examination in China,
Large laser patent applications alone, almost the second to the 15th total.
Huagong technology, Suzhou xunlei laser, Shenzhen lianying laser and Wuhan Yifei Laser are ranked second, third, fourth and fifth respectively in the number of patent applications.
Source: State Intellectual Property Office
