Patents by Inventor George R. Bird

George R. Bird 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).

  • Organic dyes for photovoltaic cells and for photoconductive electrophotography systems
    Patent number: 6307147
    Abstract: Photovoltaic cells disclosed comprising a structure according to formula I as shown below: wherein R1, R4, R8, R11, R15, R18, R22, and R25 are selected from the group consisting of hydrogen, fluorine, chlorine, methoxy, methyl, ethyl and cyano; wherein R31 and R29 are both hydrogen or together are a metal ion having a double positive charge or a metal ion plus non-metal atom or group bound to the metal ion, and having overall a double positive charge; and wherein R1, R4, R15, and R18 are the same and are a first substituent, and R8, R11, R22 and R25 are the same and are a second substituent which is different from said first substituent.
    Type: Grant
    Filed: April 18, 2000
    Date of Patent: October 23, 2001
    Assignee: Rutgers, The State University of New Jersey
    Inventors: George R. Bird, Ronald Raymond Sauers, Paul Panayotatos
  • Organic dyes for photovoltaic cells and for photoconductive electrophotography systems
    Patent number: 6051702
    Abstract: Phthalocyanine compounds are disclosed having a structure according to formula I as shown below: ##STR1##
    Type: Grant
    Filed: December 3, 1997
    Date of Patent: April 18, 2000
    Assignee: Rutgers, The University of New Jersey
    Inventors: George R. Bird, Ronald Raymond Sauers, Paul Panayotatos
  • Pyridylbenzimidazole compositions for absorbing ultraviolet light
    Patent number: 5326502
    Abstract: Metal complexes of pyridylbenzimidazoles are described which can be used as ultraviolet absorbers. The pyridylbenzimidazole compounds can be substituted or unsubstituted. The ultraviolet absorbers can be used to protect a carrier or to protect objects being shielded by a carrier.
    Type: Grant
    Filed: August 2, 1990
    Date of Patent: July 5, 1994
    Assignee: Steadfast, Incorporated
    Inventors: George R. Bird, Louis Locatell, Kenneth S. Norland, Louis M. Scarmoutzos
  • Fluorescent soundtrack readout system
    Patent number: 4551827
    Abstract: A fluorescent soundtrack readout system for decoding the digital soundtrack of a motion picture film employing ultraviolet light directed onto the surface of the soundtrack film to cause the digital indicia thereon to emit visible light and for transmitting the emitted visible light to a photodiode array to detect same.
    Type: Grant
    Filed: October 10, 1980
    Date of Patent: November 5, 1985
    Assignee: Peter A. Custer
    Inventors: Peter A. Custer, George R. Bird