Average Co-Inventor Count = 4.00
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. Idemitsu Petrochemical Co., Ltd. (2 from 555 patents)
2 patents:
1. 6051735 - Process for preventing polymerization of vinyl compound
2. 5886220 - Process for preventing polymerization of vinyl compound