Average Co-Inventor Count = 4.80
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. Yale Security Inc. (3 from 90 patents)
2. Chicago Pneumatic Tool Company (1 from 101 patents)
4 patents:
1. 9399884 - Door closer assembly
2. 8600567 - Door closer assembly
3. 7971316 - Door closer assembly
4. D493085 - Power tool