Average Co-Inventor Count = 7.72
ph-index = 2
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. (3 from 40,951 patents)
3 patents:
1. 9966060 - System and method for user-specified pronunciation of words for speech synthesis and recognition
2. 9620104 - System and method for user-specified pronunciation of words for speech synthesis and recognition
3. 9050535 - Implementing challenges in single-player games