Average Co-Inventor Count = 3.00
ph-index = 1
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. Other (1 from 832,761 patents)
2. Hpfm Drill Co., LLC (1 from 1 patent)
2 patents:
1. 8720352 - Apparatus for hill plot farming of cereal grain crops
2. 8225548 - Hill plot farming method for cereal grains