Average Co-Inventor Count = 3.43
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. Hewlett-packard Company (1 from 9,638 patents)
2. Ecole Polytechnique Federale De Lausanne (1 from 694 patents)
2 patents:
1. 6057882 - Testing architecture for digital video transmission system
2. 5524933 - Method for the marking of documents