Average Co-Inventor Count = 5.00
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. Dragon Systems, Inc. (2 from 48 patents)
2 patents:
1. 6167377 - Speech recognition language models
2. 6052657 - Text segmentation and identification of topic using language models