Average Co-Inventor Count = 2.00
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. Progress Mfg. Inc. (2 from 27 patents)
2. Other (1 from 833,002 patents)
3 patents:
1. 10035391 - Recessed clamping bolt attachment system for sway control hitch bracket
2. 9579940 - Rotating retainer clip for weight distribution hitch spring arm retaining pin
3. 7025370 - Trailer hitch head and method of manufacturing