Average Co-Inventor Count = 1.33
ph-index = 4
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 (4 from 35 patents)
4 patents:
1. D454419 - Trolley jack
2. D442345 - Trolley jack
3. D414667 - Cordless drill with adjustable light
4. 5954458 - Cordless drill with adjustable light