Average Co-Inventor Count = 3.00
ph-index = 3
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. Dyson Technology Limited (2 from 1,212 patents)
2. The Dyson Corporation (1 from 166 patents)
3 patents:
1. 8156609 - Handheld cleaning appliance
2. 8117712 - Cleaning appliance
3. D577163 - Cleaning appliance