Patents by Inventor Javier Manero

Javier Manero has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Modified polysugar as the alignment layer for liquid-crystal displays
    Patent number: 5405552
    Abstract: Modified polysugar as an alignment layer for liquid-crystal displaysAn alignment layer for liquid-crystal displays (LCDs) containsa) at least one oligomer/polymer of a 6-membered cyclic sugar unit all or some of whose free OH groups may be derivatized and which carries equatorial substituents in the 2-, 3- and 6-positions on the ring, andb) at least one compound from the group consisting of macrocyclic compounds, cryptands, coronands, podands, mercapto compounds and ionophores.LCDs which contain an alignment layer according to the invention are particularly distinguished by good contrast and bright-transmission values and by good alignment of the liquid crystal.
    Type: Grant
    Filed: August 9, 1993
    Date of Patent: April 11, 1995
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Dietmar Jungbauer, Norbert Rosch, Javier Manero