Laiwu
China
4
2013-10-10
The entities that hold a legal rights for patent applications filed by inventor REN Yi:
Yi REN from Laiwu, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Colored High Strength Polyethylene Fiber and Preparation Method Thereof
#2 | 2012-08-2310-50 G/D HIGH STRENGTH POLYETHYLENE FIBER AND PREPARATION METHOD THEREOF
#3 | 2010-09-16Process of making colored high strength polyethylene fiber
#4 | 2010-08-1210-50 G/D high strength polyethylene fiber and preparation method thereof
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