Average Co-Inventor Count = 2.25
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. The Dyson Corporation (3 from 166 patents)
3 patents:
1. D566914 - Vacuum cleaner
2. D566353 - Vacuum cleaner
3. D565815 - Vacuum cleaner