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. Mitsubishi Kinzoku Kabushiki Kaisha (2 from 197 patents)
2 patents:
1. 4151432 - Production of ferrites for magnetostrictive vibrators
2. 4104549 - Magnetite ferrite for magnetostrictive vibrators