Average Co-Inventor Count = 4.15
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 9,500 patents)
3 patents:
1. D568906 - Portion of a motor grader
2. D557715 - Drive unit portion of a motor grader
3. D557711 - Portion of a motor grader