Patents by Inventor Elena Hojas Garcia

Elena Hojas Garcia 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).

  • Polymer compound and light emitting element using same
    Patent number: 9929347
    Abstract: A polymer compound is provided having constitutional units of formula (1) and formula (2), and a constitutional unit of formula (3) and/or (4?): wherein Ar1 to Ar4, Ar20, Ar30? and Ar40 represent arylene groups or the like; Ar5 to Ar7 represent aryl groups or the like; Ar8 represents (2+p)-valent aromatic hydrocarbon group or the like; Ar10 represents (2+n)-valent aromatic hydrocarbon group or the like; R1 represents alkyl group or the like; La, Lb, Lg and Lh represent alkylene groups or the like; LA and LD represent oxygen atoms or the like; Q1 represents monovalent crosslinkable group; Q2? to Q4? represent monovalent crosslinkable groups or the like; x, y, c, nA and nD represent 0 or 1; p represents integer of 1 or greater; na and ng represent integer of 0 to 3; nb and nh represent integer of 0 to 12; and n represents integer of 1 to 4.
    Type: Grant
    Filed: March 26, 2013
    Date of Patent: March 27, 2018
    Assignees: SUMITOMO CHEMICAL COMPANY, LIMTIED, Cambridge Display Teclmology Limited
    Inventors: Chizu Sekine, Satoshi Mikami, Makoto Anryu, Hidenobu Kakimoto, Annette Regine Steudel, Martin John Humphries, Kiran Timothy Kamtekar, Elena Hojas Garcia, Sophie Heidenhain, Ruth Pegington
  • POLYMER COMPOUND AND LIGHT EMITTING ELEMENT USING SAME
    Publication number: 20150115204
    Abstract: A polymer compound is provided having constitutional units of formula (1) and formula (2), and a constitutional unit of formula (3) and/or (4?): wherein Ar1 to Ar4, Ar20, Ar30? and Ar40 represent arylene groups or the like; Ar5 to Ar7 represent aryl groups or the like; Ar8 represents (2+p)-valent aromatic hydrocarbon group or the like; Ar10 represents (2+n)-valent aromatic hydrocarbon group or the like; R1 represents alkyl group or the like; La, Lb, Lg and Lh represent alkylene groups or the like; LA and LD represent oxygen atoms or the like; Q1 represents monovalent crosslinkable group; Q2? to Q4? represent monovalent crosslinkable groups or the like; x, y, c, nA and nD represent 0 or 1; p represents integer of 1 or greater.; na and ng represent integer of 0 to 3; nb and nh represent integer of 0 to 12; and n represents integer of 1 to 4.
    Type: Application
    Filed: March 26, 2013
    Publication date: April 30, 2015
    Applicants: CAMBRIDGE DISPLAY TECHNOLOGY LIMITED, SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Chizu Sekine, Satoshi Mikami, Makoto Anryu, Hidenobu Kakimoto, Annette Regine Steudel, Martin John Humphries, Kiran Timothy Kamtekar, Elena Hojas Garcia, Sophie Heidenhain, Ruth Pegington