Average Co-Inventor Count = 4.00
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 patents:
1. 5220263 - Charging control system for moving robot system
2. 4982329 - Self-contained unmanned vehicle