Average Co-Inventor Count = 1.33
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. Bayerische Motoren Werke Aktiengesellschaft (2 from 6,163 patents)
2 patents:
1. 7698139 - Method and apparatus for a differentiated voice output
2. 7424309 - System in vehicles for making a telephone call