Average Co-Inventor Count = 4.00
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. Psion Teklogix Inc. (2 from 53 patents)
2 patents:
1. D619138 - Hand held computer
2. D618688 - Hand held computer