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. Engelhard Corporation (2 from 623 patents)
2 patents:
1. 7014700 - Highly reflective interference pigments with dark absorption color
2. 6245323 - Bonded metal hydroxide-organic composite polymer films on particulate substrates