Freeport, Texas
United States
4
2021-04-08
The entities that hold a legal rights for patent applications filed by inventor Sun Kefu:
Kefu Sun from Freeport, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Polymer flow index modifier
#2 | 2020-06-11Film for odor suppression
#3 | 2020-02-20Composition for odor suppression
#4 | 2019-04-25Polymer flow index modifier
2647780 ⎘