Average Co-Inventor Count = 3.00
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. Fujikura Kasei Co., Ltd. (1 from 52 patents)
1 patent:
1. 8658339 - Negative charge controlling agent and static charge image developing toner using the same, and method for producing the same