Average Co-Inventor Count = 5.29
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. Caterpillar Inc. (3 from 9,471 patents)
3 patents:
1. D770536 - Valve cover
2. D732083 - Valve cover
3. D732082 - Valve cover with breather tube