Average Co-Inventor Count = 2.35
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. The Dyson Corporation (3 from 166 patents)
2. Dyson Technology Limited (1 from 1,212 patents)
4 patents:
1. 9161668 - Filter assembly for a vacuum cleaning appliance
2. D577165 - Wand for a cleaning appliance
3. D565265 - Head for a cleaning appliance
4. D475820 - Vacuum cleaner