Jump to the main content block
ImgDesc(Open new window)
跨園區產學媒合平台(Open new window)
Global Patent Search System(Open new window)
2.Taiwan Patent Search System(Open new window)
3.Intellectual Property Office(Open new window)
4.UNITED STATES PATENT AND TRADEMARK OFFICE(Open new window)
5.JAPAN PATENT OFFICE(Open new window)
6.Intellectual Property Office(Open new window)
7.Deutshes Patent-und Markenamt(Open new window)
8.European Patent Office(Open new window)
9.Government of Canada(Open new window)
10. Espacenet Patent search(Open new window)