Average Co-Inventor Count = 2.53
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. Artco-bell Corporation (4 from 10 patents)
4 patents:
1. D661142 - Desk
2. 8186284 - Student desk with book box
3. D625532 - Desk
4. D566979 - Chair