Average Co-Inventor Count = 2.40
ph-index = 1
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. 8632055 - Combined car jack and lug wrench assembly
2. D593723 - Driving lever for car jack