Average Co-Inventor Count = 1.85
ph-index = 4
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. Borgwarner Inc. (4 from 2,680 patents)
4 patents:
1. 4670172 - Process and kit for working metals
2. 4477605 - Asbestos-free friction materials
3. 4446203 - Asbestos-free friction materials
4. 4062785 - Food-compatible lubricant