Average Co-Inventor Count = 3.75
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. Deere & Company (2 from 8,490 patents)
2 patents:
1. 7204329 - Under-hood engine air intake system
2. 6938928 - Integrated fuel tank and complementary counterweight