Average Co-Inventor Count = 4.00
ph-index = 1
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. (2 from 40,951 patents)
2 patents:
1. 12380876 - Generating genre appropriate voices for audio books
2. 10395654 - Text normalization based on a data-driven learning network