Average Co-Inventor Count = 4.67
ph-index = 3
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. Cosmo Oil Co., Ltd. (3 from 163 patents)
2. Cosmo Research Institute (2 from 42 patents)
3. Petroleum Energy Center (1 from 61 patents)
3 patents:
1. 5705142 - Process for producing a crystalline aluminosilicate
2. 5646082 - Crystalline aluminosilicate, process for producing the same, and
3. 5227352 - Catalyst composition for catalytic cracking of hydrocarbon oil and