Average Co-Inventor Count = 4.20
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. Kabushiki Kaisha Kobe Seiko Sho (2 from 1,100 patents)
2 patents:
1. 6377679 - Speakerphone
2. 5204942 - Robot control system for controlling a set of industrial robots for