Frechen
Germany
4
2013-11-07
The entities that hold a legal rights for patent applications filed by inventor Hahn Norbert:
Norbert Hahn from Frechen, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
METHOD FOR PRODUCING POLYETHER CARBONATE POLYOLS HAVING PRIMARY HYDROXYL END GROUPS AND POLYURETHANE POLYMERS PRODUCED THEREFROM
#2 | 2013-10-03Method for producing flexible polyurethane foams
#3 | 2012-08-02Process for producing polyether polyols having primary hydroxyl end groups
#4 | 2011-12-15POLYMER POLYOLS PREPARED FROM NITRILE-FREE AZO-INITIATORS
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