Patents by Inventor Padmanaban Namasivayam

Padmanaban Namasivayam 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).

  • Patent number: 6618674
    Abstract: A method for aligning measurements of a hostile environment includes synchronizing at least two clocks, wherein at least a first clock is in the hostile environment, measuring characteristics of the hostile environment, aligning time domain curves of the collected measurements, correlating the curves using one or more events recorded by each clock, and correcting the curves by adding one or more time offsets. The offsets may be added to a found resent event or at other locations on the time domain curve. A second clock may be located outside the hostile environment or within a same or similar hostile environment. The collecting the measurements may be taken by a first measurement tool in a first device near the first clock and in at least a second device coupled to a second clock.
    Type: Grant
    Filed: July 31, 2001
    Date of Patent: September 9, 2003
    Assignee: Schlumberger Technology Corporation
    Inventors: Peter J. Ireland, Tao Li, Wayne Wright, Padmanaban Namasivayam
  • Publication number: 20030024305
    Abstract: A method for aligning measurements of a hostile environment includes synchronizing at least two clocks, wherein at least a first clock is in the hostile environment, measuring characteristics of the hostile environment, aligning time domain curves of the collected measurements, correlating the curves using one or more events recorded by each clock, and correcting the curves by adding one or more time offsets. The offsets may be added to a found resent event or at other locations on the time domain curve. A second clock may be located outside the hostile environment or within a same or similar hostile environment. The collecting the measurements may be taken by a first measurement tool in a first device near the first clock and in at least a second device coupled to a second clock.
    Type: Application
    Filed: July 31, 2001
    Publication date: February 6, 2003
    Inventors: Peter J. Ireland, Tao Li, Wayne Wright, Padmanaban Namasivayam