Average Co-Inventor Count = 3.00
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. Minnesota Mining and Manufacturing Company (2 from 7,865 patents)
2 patents:
1. 4663024 - Process for catalytic conversion of hydrocarbon feedstock
2. 4546090 - Hollow zeolite-containing particles useful as refining catalysts