Average Co-Inventor Count = 3.33
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. Deere & Company (4 from 8,489 patents)
4 patents:
1. 8029019 - ROPS mounting assembly
2. D642598 - Engine enclosure
3. D586828 - Tractor engine enclosure
4. 6868874 - Locking fuel tank cover