Average Co-Inventor Count = 5.83
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. Matsushita Graphic Communication Systems, Inc. (2 from 191 patents)
2 patents:
1. 5671067 - Facsimile apparatus for optically recognizing characters and
2. 5627661 - Facsimile apparatus for optically recognizing characters and