Average Co-Inventor Count = 2.86
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. Nokia Mobile Phones Limited (2 from 1,965 patents)
2 patents:
1. 6721698 - Speech recognition from overlapping frequency bands with output data reduction
2. 6707910 - Detection of the speech activity of a source