Average Co-Inventor Count = 5.00
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. Powdertech Co., Ltd. (1 from 94 patents)
1 patent:
1. 7442483 - Ferrite carrier for electrophotographic developer and method for preparing the same, and electrophotographic developer using the same