Average Co-Inventor Count = 3.00
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. Nuance Communications, Inc. (2 from 1,422 patents)
2. International Business Machines Corporation (1 from 164,108 patents)
3 patents:
1. 8355920 - Natural error handling in speech recognition
2. 7702512 - Natural error handling in speech recognition
3. 7386454 - Natural error handling in speech recognition