Average Co-Inventor Count = 3.60
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. Carl Kurt Walther Gmbh & Co. Kg (3 from 16 patents)
3 patents:
1. 4428161 - Annular trough-shaped vibrating scouring container
2. D255450 - Housing for vibration-abrasive surface finishing machines
3. 4195447 - Vibration abrasive container