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. Fuji Oil Company Limited (1 from 224 patents)
2. Toho Chemical Industry Co., Ltd. (1 from 24 patents)
1 patent:
1. 4746325 - Process for producing coal-water slurry at high concentration