HN

Hartmut Nefzger

CA Covestro Deutschland Ag: 6 patents #4 of 265Top 2%
AG Adhesys Medical Gmbh: 3 patents #2 of 8Top 25%
📍 Pulheim, WV: #1 of 1 inventorsTop 100%
Overall (2017): #9,410 of 506,227Top 2%
9
Patents 2017

Issued Patents 2017

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
9815965 Method for producing polyether carbonate polyols Kai Laemmerhold, Jörg Hofmann 2017-11-14
9757492 Hydroxy amino polymer and use thereof in polyurea/polyurethane tissue adhesives Heike Heckroth, Christoph Eggert, Jörg Hofmann, Klaus Lorenz, Edward P. Browne 2017-09-12
9751279 Composite elements composed from thermoplastic polymers and polyurethanes, and process for production thereof Rolf Albach, Harald Knaup, Frank J. Hahn, Petra Venner, Monika Haselbach 2017-09-05
9733394 Method for preparing optical lenses Dorota Greszta-Franz, Hans-Josef Laas, Jens Krause 2017-08-15
9717819 Polyurea-based fabric glue Heike Heckroth, Christoph Eggert 2017-08-01
9714216 Use of urethane alcohols for preparation of polyether polyols Jörg Hofmann, Kai Laemmerhold, Monika Heinz, Bert Klesczewski, Klaus Lorenz 2017-07-25
9701805 Polyester polyols with long-chain polyether polyol building blocks and use thereof in rigid pur/pir foams Uwe Kuenzel, Lutz Brassat 2017-07-11
9605106 Polyester polyols made of isophthalic acid and/or terephthalic acid and oligoalkyl oxides Erika Bauer, Johannes Van De Braak, Jürgen Schlossmacher, Silvia Kasperek 2017-03-28
9580540 Hydroxy amino polymer and use thereof in polyurea/polyurethane tissue adhesives Heike Heckroth, Christoph Eggert, Jörg Hofmann, Klaus Lorenz, Edward P. Browne 2017-02-28