Average Co-Inventor Count = 1.50
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. T&n Plc (1 from 3 patents)
2. Nuturn Corporation (1 from 2 patents)
3. Ferodo America, Inc. (1 from 1 patent)
3 patents:
1. 5396972 - Friction materials
2. 5190991 - Brake linings
3. 4775705 - Friction materials and their manufacture