Patents by Inventor Matthew Marrocco

Matthew Marrocco 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).

  • Purification Process of Electroluminescent Material, Electroluminescent Material and Electroluminescent Device
    Publication number: 20070275628
    Abstract: Objects of the present invention are to provide a purification process that enables Pd and P to be removed effectively, and to provide an electroluminescent material and an electroluminescent device obtained by employing the process. The present invention relates to a process for purifying an electroluminescent material, the process involving treating, with an oxidizing agent and then with a column, an electroluminescent material that contains Pd and/or P as impurities so as to remove the Pd and/or P.
    Type: Application
    Filed: June 4, 2004
    Publication date: November 29, 2007
    Applicants: HITACHI CHEMICAL CO., LTD., MAXDEM INCORPORATED
    Inventors: Yoshihiro Tsuda, Yoshii Morishita, Satoyuki Nomura, Seiji Tai, Yousuke Hoshi, Shigeaki Funyuu, Matthew Marrocco, Farshad Motamedi, Li-Sheng Wang
  • Class of bridged biphenylene polymers
    Publication number: 20060094859
    Abstract: Luminescent polymers having doubly- or multiply-bridged biphenylene repeat units are provided, which are particularly suited as electroluminescent polymers. Monomers necessary for the synthesis of the multiply bridged biphenylene polymers are provided, as are electroluminescent devices utilizing these polymers.
    Type: Application
    Filed: February 22, 2005
    Publication date: May 4, 2006
    Inventors: Matthew Marrocco, Virgil Lee
  • New luminescent compositions and their uses
    Publication number: 20060083945
    Abstract: High quantum yield luminescent monomers, oligomers, and polymers, comprising benzotriazole repeating units and derivatives thereof have been discovered and utilized in optical devices and components therefor, including electroluminescent devices, light emitting devices, photoluminescent devices, organic light emitting diodes (OLEDs), OLED displays, sensors, and the like.
    Type: Application
    Filed: October 15, 2004
    Publication date: April 20, 2006
    Applicants: HITACHI CHEMICAL CO. LTD., MAXDEM INCORPORATED
    Inventors: Yoshii Morishita, Satoyuki Nomura, Yoshihiro Tsuda, Seiji Tai, Matthew Marrocco, Farshad Motamedi, Li-Sheng Wang, Yongchao Liang
  • Branched polyphenylene polymers
    Publication number: 20050261459
    Abstract: Branched polyarylene polymers are provided comprising monovalent endcappers, divalent linear units, and polyvalent branching units. The composition of the polymers is controlled by adjusting the ratio of the three types of monomers.
    Type: Application
    Filed: March 4, 2005
    Publication date: November 24, 2005
    Inventors: Matthew Marrocco, Mark Trimmer, Ying Wang
  • Polymer matrix electroluminescent materials and devices
    Publication number: 20050186443
    Abstract: Photoluminescent and electroluminescent compositions are provided which comprise a matrix comprising aromatic repeat units covalently coordinated to a phosphorescent or luminescent metal ion or metal ion complexes. Methods for producing such compositions, and the electroluminescent devices formed therefrom, are also disclosed.
    Type: Application
    Filed: December 16, 2003
    Publication date: August 25, 2005
    Inventors: Matthew Marrocco, Farshad Motamedi, Feras Abdelrazzaq, Bashir Abdelrazzaq
  • Organic diodes and materials
    Publication number: 20050072971
    Abstract: Diodes having p-type and n-type regions in contact, having at least one of either the p-type region or n-type region including a conjugated organic material doped with an immobile dopant, conjugated organic materials for incorporation into such diodes, and methods of manufacturing such diodes and materials are provided.
    Type: Application
    Filed: September 28, 2004
    Publication date: April 7, 2005
    Inventors: Matthew Marrocco, Farshad Motamedi