Average Co-Inventor Count = 2.67
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. W. Schlafhorst & Co. (2 from 288 patents)
2 patents:
1. 4596173 - Bobbin separating unit
2. 4589602 - Automatic winding machine