Average Co-Inventor Count = 3.60
ph-index = 2
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. Shinko Electric Company, Ltd. (2 from 227 patents)
2. Sinfonia Technology Co., Ltd. (1 from 130 patents)
3 patents:
1. D660791 - Charger stand for electric vehicle
2. D562238 - Hydraulic generator
3. D555592 - Hydraulic generator