Patents by Inventor Kasturei Rangan Srinivasan

Kasturei Rangan Srinivasan 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).

  • Charge generation layers comprising binder blends and photoconductors including the same
    Patent number: 6214502
    Abstract: Charge generation layers comprise a charge generation compound and a binder which comprises polyvinylbutyral and phenolic resol. Dual layer photoconductors comprise the charge generation layer in combination with a substrate and a charge transport layer, in which the charge generation layer comprises a charge generation compound and a binder which comprises polyvinylbutyral and phenolic resol. Dual layer photoconductors comprise the charge generation layer in combination with a substrate and a charge transport layer, in which the charge generation layer comprises a charge generation compound and a binder which comprises polyvinylbutyral and a resin selected from the group consisting of phenol novolac and polyhydroxystyrene.
    Type: Grant
    Filed: March 28, 2000
    Date of Patent: April 10, 2001
    Assignee: Lexmark International, Inc.
    Inventors: Kasturei Rangan Srinivasan, Ronald Harold Levin, Garry D. Hinch, Gregory Walter Haggquist