Average Co-Inventor Count = 2.57
ph-index = 3
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. Kabushiki Kaisha Yaskawa Denki (3 from 1,102 patents)
3 patents:
1. 8899650 - Board conveying hand and board conveying device provided with the same
2. 5714674 - Reference position determination method for industrial robot
3. 5549016 - Wrist mechanism for an industrial robot