Average Co-Inventor Count = 2.25
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. Sperry Corporation (2 from 1,032 patents)
2. Sperry Rand Corporation (1 from 628 patents)
3 patents:
1. 4459079 - Unloading auger control system
2. 4455922 - Unloading auger control system
3. 4086749 - Adjustable width row crop header