Average Co-Inventor Count = 6.00
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. Nippon Petrochemicals Company, Limited (2 from 327 patents)
2 patents:
1. 5525687 - Method for producing polyolefin
2. 5385991 - Method for producing polyolefin