Average Co-Inventor Count = 1.20
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. Interface, Inc. (3 from 109 patents)
3 patents:
1. 6253922 - Carpet sample book
2. 6186327 - Carpet sample book
3. 5931301 - Carpet sample display