Average Co-Inventor Count = 1.50
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. Rohm and Haas Company (2 from 3,391 patents)
2 patents:
1. 5324456 - Ultraviolet resistant glutarimide
2. 5066696 - Polymers stabilized against light and heat degradation