Patents by Inventor Venkatesh Rao

Venkatesh Rao 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).

  • Process for the preparation of nanosized iron oxide by biomimetic route
    Patent number: 6800271
    Abstract: The present invention relates to a biomimetic process for preparation of nanosized magnetite particles used for the enhancement of magnetic resonance imaging contrast.
    Type: Grant
    Filed: April 1, 2002
    Date of Patent: October 5, 2004
    Assignee: Council of Scientific and Industrial Research
    Inventors: Arvind Sinha, Jui Chakraborty, Samar Das, Swapan K. Das, Venkatesh Rao, Patcha R. Rao
  • Single-step simple and economical process for the preparation of nanosized acicular magnetic iron oxide particles of maghemite phase
    Publication number: 20040179997
    Abstract: The present invention relates to a single-step simple and economical process for the preparation of nanosized acicular magnetic iron oxide particles of maghemite phase of size ranging between 300-350 nm in magnetic field at room temperature by biomimetic route, and a method of obtaining a magnetic memory storage device using the said particles.
    Type: Application
    Filed: October 28, 2003
    Publication date: September 16, 2004
    Applicant: COUNCIL OF SCIENTIFIC AND INDUSTRIAL RESEARCH
    Inventors: Arvind Sinha, Jui Chakraborty, Venkatesh Rao
  • Process for the production of neodymium-iron-boron permanent magnet alloy powder
    Publication number: 20030217620
    Abstract: The present invention relates to an improved process for the production of neodymium-iron-boron permanent magnet alloy powder. The neodymium-iron-boron alloy prepared by the process of the present invention can be processed further to get anisotropic permanent magnets, bonded as well as sintered.
    Type: Application
    Filed: March 20, 2003
    Publication date: November 27, 2003
    Applicant: COUNCIL SCIENTIFIC AND INDUSTRIAL RESEARCH
    Inventors: Patcha Ramachandra Rao, Venkatesh Rao, Arvind Sinha
  • Process for the preparation of nanosozed iron oxide by biomimetic route
    Publication number: 20030185748
    Abstract: The present invention relates to a biomimetic process for preparation of nanosized magnetite particles used for the enhancement of magnetic resonance imaging contrast.
    Type: Application
    Filed: April 1, 2002
    Publication date: October 2, 2003
    Inventors: Arvind Sinha, Jui Chakraborty, Samar Das, Swapan K. Das, Venkatesh Rao, Patcha R. Rao