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. Catalysts & Chemicals Industries Co., Ltd. (2 from 102 patents)
2 patents:
1. 4970183 - Hydrocarbon oil catalytic cracking catalyst compositions
2. 4472366 - Method of preparing crystalline aluminosilicate zeolites