HN

Hartmut Nefzger

CA Covestro Deutschland Ag: 4 patents #5 of 181Top 3%
📍 Pulheim, WV: #1 of 1 inventorsTop 100%
Overall (2018): #44,962 of 503,207Top 9%
4
Patents 2018

Issued Patents 2018

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10125217 Method for producing polyether carbonate polyols Jörg Hofmann, Hans-Georg Pirkl, Kai Laemmerhold, Matthias Wohak, Stefanie Braun +3 more 2018-11-13
9994672 Hydroxy-aminopolymers and method for producing same Klaus Lorenz, Jörg Hofmann 2018-06-12
9957352 Use of urethane alcohols for preparing polyether carbonate polyols Jörg Hofmann, Monika Heinz, Kai Laemmerhold, Bert Klesczewski, Thomas Ernst Müller +2 more 2018-05-01
9920175 Polyurethane prepreg and composite fiber element produced therefrom Florian Hupka, Marcel Schornstein 2018-03-20