Average Co-Inventor Count = 8.00
ph-index = 5
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. Braun Gmbh (5 from 1,012 patents)
5 patents:
1. D889844 - Electric-toothbrush handle
2. D880870 - Electric-toothbrush handle
3. D874156 - Toothbrush head
4. D846881 - Toothbrush head
5. D819973 - Electric-toothbrush handle