BK

Bert Klesczewski

CA Covestro Deutschland Ag: 3 patents #13 of 207Top 7%
Overall (2019): #97,292 of 560,194Top 20%
3
Patents 2019

Issued Patents 2019

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10519276 Use of alcohols which contain at least two urethane groups for producing polyether carbonate polyols Urs Rauwald, Jörg Hofmann, Hartmut Nefzger, Aurel Wolf, Jens Langanke 2019-12-31
10487175 Use of alcohols containing at least two urethane groups for preparation of polyether polyols Jörg Hofmann, Urs Rauwald, Hartmut Nefzger 2019-11-26
10233298 Polyurethane foams based on polyether carbonate polyols Kai Laemmerhold, Jörg Hofmann 2019-03-19