Patents by Inventor Raphael Fabian Nicolai Randschau

Raphael Fabian Nicolai Randschau 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: 11768818
    Abstract: Aspects described herein implement a usage-driven indexing scheme on a spreadsheet-based workbook. One aspect describes a system for implementing an indexing scheme in a spreadsheet workbook. The system comprises a processor configured to identify a plurality of cells stored in the plurality of tables, identify one or more table columns of the plurality of tables to index based on a usage parameter identified from a previously received query, generate an index for individual table columns of the identified table columns, receive the query including an operator and an identifier for at least one of the table columns, determine that the at least one of the table columns identified in the query has an index associated therewith, identify the index associated with the at least one of the table columns identified in the query, and identify a result to the query based on the identified index and the operator.
    Type: Grant
    Filed: September 30, 2020
    Date of Patent: September 26, 2023
    Assignee: Amazon Technologies, Inc.
    Inventors: Venkata Rao Pedapati, Raphael Fabian Nicolai Randschau, Wilfred Xavier Zhi Zhiang Wee, Helbert Fonseca Maich
  • Patent number: 11429629
    Abstract: Aspects described herein implement a data-driven indexing scheme on a spreadsheet-based workbook. One aspect describes a system for implementing an indexing scheme in a spreadsheet workbook. The system comprises a data store, a user interface, and a processor configured to identify a plurality of cells stored in the plurality of tables, analyze individual cells of the plurality of cells to identify at least one formula or expression therein that involve table columns of the plurality of tables stored in the data store, identify the table columns based on parsing the identified at least one formula or expression, generate an index for individual table columns of the identified table columns, receive the query from the user interface, the query including an operator and an identifier for at least one of the table columns, identify and return a result to the query based on the identified index and the operator.
    Type: Grant
    Filed: September 30, 2020
    Date of Patent: August 30, 2022
    Assignee: Amazon Technologies, Inc.
    Inventors: Venkata Rao Pedapati, Raphael Fabian Nicolai Randschau, Wilfred Xavier Zhi Zhiang Wee, Helbert Fonseca Maich