Vaughan
Canada
5
2024-04-18
The entities that hold a legal rights for patent applications filed by inventor QU Bo:
Bo QU from Vaughan, CA has applied for patents for these inventions. The list has both pending applications and granted patents:
Method and apparatus for well stimulation and perforation
#2 | 2021-08-19Method and device for conducting explosive-fracturing
#3 | 2021-03-11METHOD AND DEVICE FOR CONDUCTING EXPLOSIVE-FRACTURING
#4 | 2021-01-21Device and method for automatic narrow gap TIG welding
#5 | 2019-12-05Method and device for conducting explosive-fracturing
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