Average Co-Inventor Count = 2.00
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. Imperial Chemical Industries Limited (3 from 3,840 patents)
3 patents:
1. 4786504 - Colored intagliated articles
2. 4720378 - Coated colored intagliated articles
3. 4661367 - Process for the manufacture of colored intagliated articles