Average Co-Inventor Count = 2.40
ph-index = 1
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. Nl Industries (2 from 319 patents)
2 patents:
1. 3985568 - Pigment suspending agents in paint systems
2. 3977894 - Rheological agent for non-aqueous fluid systems