Average Co-Inventor Count = 4.44
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. Kyocera Corporation (2 from 6,671 patents)
2. Dainichi Co., Ltd. (2 from 13 patents)
2 patents:
1. 11588161 - Fuel cell device
2. 11228046 - Fuel cell device