Average Co-Inventor Count = 2.40
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. The British Petroleum Company, P.l.c. (2 from 558 patents)
2 patents:
1. 4899006 - Production of aromatics from ethane and/or ethylene
2. 4894189 - Process for the production of spherical particles