Calgary
Canada
3
2017-10-19
The entities that hold a legal rights for patent applications filed by inventor NIU HAO:
HAO NIU from Calgary, CA has applied for patents for these inventions. The list has both pending applications and granted patents:
Flexible reinforced pipe and reinforcement tape
#2 | 2013-05-30Connection for a thermoplastic pipe, assembly and method
#3 | 2013-05-30Flexible reinforced pipe and reinforcement tape
2014375 ⎘