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. The Standard Oil Company (2 from 1,192 patents)
2 patents:
1. 4677238 - Preparation of indenes
2. 4613711 - Indenes by catalytic dehydrocyclization