Plano, Texas
United States
4
2023-01-12
The entities that hold a legal rights for patent applications filed by inventor Willis Darin:
Darin Willis from Plano, US has applied for patents for these inventions. The list has both pending applications and granted patents:
HELICAL PILE FOUNDATION SYSTEM
#2 | 2021-07-22Helical pile foundation system
#3 | 2020-05-07Helical pile foundation system
#4 | 2020-01-07Helical pile foundation system
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