Average Co-Inventor Count = 2.40
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. Wera Werk Hermann Werner Gmbh & Co Kg (3 from 20 patents)
3 patents:
1. D652281 - Hammer
2. 7878091 - Screwdriving tool with free wheel gear
3. 7677391 - Storage device for tools, especially screwdriver bits