Raunheim
Germany
1
2005-06-30
The entities that hold a legal rights for patent applications filed by inventor Heldmann Karl-Hinz:
Karl-Hinz Heldmann from Raunheim, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Polytrimethylene terephthalate resins with improved properties
4871129 ⎘