Average Co-Inventor Count = 7.54
ph-index = 13
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. International Business Machines Corporation (18 from 164,108 patents)
2. Pearson Education, Inc. (8 from 289 patents)
3. Other (1 from 832,680 patents)
4. Pearson Eduction, Inc. (1 from 1 patent)
19 patents:
1. 9003282 - Method and system for managing volumes within a compilation of content
2. 8589777 - Method and system for calculating cost of a compilation of content
3. 7895243 - Method and system for moving content in a content object stored in a data repository
4. 7613993 - Prerequisite checking in a system for creating compilations of content
5. 7401097 - System and method for creating compilations of content
6. 7356766 - Method and system for adding content to a content object stored in a data repository
7. 7346844 - Method and system for moving content in a content object stored in a data repository
8. 7340481 - Method and system for adding user-provided content to a content object stored in a data repository
9. 7089239 - Method and system for preventing mutually exclusive content entities stored in a data repository to be included in the same compilation of content
10. 7076494 - Providing a functional layer for facilitating creation and manipulation of compilations of content
11. 7043488 - Method and system for storing hierarchical content objects in a data repository
12. 6986102 - Method and configurable model for storing hierarchical data in a non-hierarchical data repository
13. 6917939 - Method and apparatus for configurable mapping between data stores and data structures and a generalized client data model using heterogeneous, specialized storage
14. 6912561 - METHOD AND APPARATUS FOR USING CLASSES, ENCAPSULATING DATA WITH ITS BEHAVIORS, FOR TRANSFERRING BETWEEN DATABASES AND CLIENT APPLICATIONS AND FOR ENABLING APPLICATIONS TO ADAPT TO SPECIFIC CONSTRAINTS OF THE DATA
15. 6839701 - Hitmask for querying hierarchically related content entities