Average Co-Inventor Count = 1.00
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. Virco Mfg. Corporation (3 from 64 patents)
3 patents:
1. 4841877 - Table
2. 4768833 - Chair construction
3. 4727816 - Table