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. Test-rite Products Corporation (2 from 35 patents)
2 patents:
1. D454419 - Trolley jack
2. D442345 - Trolley jack