Average Co-Inventor Count = 3.43
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. Zinser Textilmaschinen Gmbh (2 from 271 patents)
2 patents:
1. 5671596 - Bobbin and core sleeve transport system for a roving frame
2. 5657623 - Roving frame with flyers at each work station and with pressing fingers