Average Co-Inventor Count = 6.96
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. Toda Kogyo Corporation (4 from 386 patents)
4 patents:
1. 5882795 - Non-magnetic coated particles having a defined parameter .alpha. of not
2. 5830557 - Non-magnetic undercoating layer for magnetic recording medium, magnetic
3. 5686012 - Modified particles
4. 5604015 - Non-magnetic undercoat layer for magnetic recording medium, magnetic