Average Co-Inventor Count = 1.88
ph-index = 3
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. International Business Machines Corporation (5 from 164,219 patents)
5 patents:
1. D372900 - Personal computer with integral video display
2. D312267 - Page printer or the like
3. D296906 - Printer
4. D280416 - Copier control device or similar article
5. D269274 - Paper copier or similar article