Spring, Texas
United States
3
2022-03-24
The entities that hold a legal rights for patent applications filed by inventor Yang Yong:
Yong Yang from Spring, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Methods for increasing the amplitude of reciprocal extensions and contractions of a shock tool for drilling operations
#2 | 2018-06-21Drilling oscillation systems and optimized shock tools for same
#3 | 2018-06-21Drilling oscillation systems and shock tools for same
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