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. Tohoku University (1 from 987 patents)
2. Dowa Holdings Co., Ltd. (1 from 31 patents)
1 patent:
1. 8858909 - Carbon nanotube and method for producing same