Average Co-Inventor Count = 3.00
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. Great Plains Manufacturing, Incorporated (2 from 127 patents)
2 patents:
1. 5261218 - Powered rake having debris windrowing mechanism
2. 5027724 - Subsoil fertilizer applicator having arcuately adjustable knife