Average Co-Inventor Count = 2.00
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. Sigmatex, A.g. (2 from 9 patents)
2. Allied Chemical Corporation (1 from 756 patents)
3 patents:
1. 4005904 - Run through bracket
2. 4004751 - Safety belt inertia retractor and backing device
3. 3948461 - Tipping vehicle sensitive retractor