Average Co-Inventor Count = 3.00
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. Tokin Corporation (3 from 149 patents)
2. Research Development Corporation of Japan (2 from 255 patents)
3. Research Development Corporation (1 from 44 patents)
3 patents:
1. 4933059 - Process for preparing anisotropic rare earth magnet material
2. 4925742 - Thin-film having large Kerr rotation angle and production process thereof
3. 4836867 - Anisotropic rare earth magnet material