Patents by Inventor Gaurav LAHOTI

Gaurav LAHOTI 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).

  • Energy usage data management
    Patent number: 9530010
    Abstract: A method including receiving energy usage data representative of energy usage of a customer during a particular time period. The energy usage data is sign with a digital signature of a utility. The method includes receiving input of a customer effective to select a data block of the energy usage data. The method includes redacting the selected data block from the energy usage data in response to the input. The method includes calculating a hash value for the redacted data block using a per-customer key that is unique to the customer, an initialization vector, and a counter. The method includes replacing in the energy usage data the redacted data block with the calculated hash value corresponding to the redacted data block.
    Type: Grant
    Filed: September 26, 2014
    Date of Patent: December 27, 2016
    Assignee: FUJITSU LIMITED
    Inventors: Daisuke Mashima, Gaurav Lahoti
  • ENERGY USAGE DATA MANAGEMENT
    Publication number: 20150128283
    Abstract: A method including receiving energy usage data representative of energy usage of a customer during a particular time period. The energy usage data is sign with a digital signature of a utility. The method includes receiving input of a customer effective to select a data block of the energy usage data. The method includes redacting the selected data block from the energy usage data in response to the input. The method includes calculating a hash value for the redacted data block using a per-customer key that is unique to the customer, an initialization vector, and a counter. The method includes replacing in the energy usage data the redacted data block with the calculated hash value corresponding to the redacted data block.
    Type: Application
    Filed: September 26, 2014
    Publication date: May 7, 2015
    Inventors: Daisuke MASHIMA, Gaurav LAHOTI