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 (2 from 9,638 patents)
2 patents:
1. 5000568 - Spread spectrum optical time domain reflectometer
2. 4812038 - Adaptive selection of OTDR test parameters and the fusion of data taken