Average Co-Inventor Count = 3.69
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. Federal Equipment Company (2 from 4 patents)
2. Other (1 from 832,891 patents)
3. R. A. Jones Co., Inc. (1 from 112 patents)
4 patents:
1. 10435273 - Elevator structure and brake system therefor
2. 9856111 - Elevator structure and brake system therefor
3. 9457988 - Elevator structure and brake system therefor
4. 4498567 - Perimeter guard for a machine