Average Co-Inventor Count = 2.00
ph-index = 4
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. National Diversified Sales, Inc. (3 from 31 patents)
2. National Diversfied Sales, Inc. (1 from 1 patent)
4 patents:
1. D689989 - Decorative grate
2. D689990 - Decorative grate
3. D689991 - Decorative grate
4. D689992 - Decorative grate