Average Co-Inventor Count = 2.29
ph-index = 4
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. Matsushita Graphic Communication Systems, Inc. (6 from 191 patents)
6 patents:
1. 6804023 - Information communication system
2. 6104396 - Information processing system
3. 5737097 - Information communication apparatus
4. 5317422 - Information communication apparatus
5. D315152 - Facsimile transceiver
6. D314931 - Facsimile transceiver