Average Co-Inventor Count = 5.43
ph-index = 3
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. Apple Inc. (6 from 40,816 patents)
2. Other (1 from 832,680 patents)
7 patents:
1. 10699063 - Authoring content for digital books
2. 10296177 - Interactive content for digital books
3. 10216714 - Text character and formatting changes in collaborative contexts
4. 9766782 - Interactive content for digital books
5. 9424256 - Method and apparatus for performing type-aware change tracking in a document
6. 9275028 - Creating and viewing digital note cards
7. 8375293 - Method and apparatus for defining documents