Average Co-Inventor Count = 3.75
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. Asahi Kasei Kogyo Kabushiki Kaisha (2 from 1,297 patents)
2 patents:
1. 5186766 - Magnetic materials containing rare earth element iron nitrogen and
2. 5164104 - Magnetic material containing rare earth element, iron, nitrogen,