VR

Volker Reiffenrath

Merck: 4 patents #28 of 390Top 8%
📍 Roßdorf, DE: #1 of 16 inventorsTop 7%
Overall (1989): #2,018 of 140,708Top 2%
5
Patents 1989

Issued Patents 1989

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
4886620 Smectic liquid-crystalline phases Reinhard Hopf, Bernhard Scheuble, Andreas Wachtler, Reinhard Hittich, Rudolf Eidenschink +2 more 1989-12-12
4871469 Nematic liquid-crystalline phases Joachim Krause, Thomas Geelhaar, Rudolf Eidenschink, Hans-Adolf Kurmeier, Eike Poetsch +2 more 1989-10-03
4871472 Esters in ferroelectric mixtures Joachim Krause, Thomas Geelhaar 1989-10-03
4867904 Bicyclooctane derivatives Joachim Krause, Bernhard Scheuble, Georg Weber 1989-09-19
4820839 Nitrogen-containing heterocyclic esters Joachim Krause, Andreas Wachtler, Bernhard Scheuble, Reinhard Hittich 1989-04-11