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. Amazonen-Werke H. Dreyer Se & Co. Kg (2 from 37 patents)
2. Amazonen Werke, H. Dreyer Gmbh. Co. Kg (18 patents)
2 patents:
1. 12310281 - Distribution device for granular material
2. 12225840 - Sowing machine and method for separating and spreading granular material