Average Co-Inventor Count = 2.50
ph-index = 4
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 (4 from 1,212 patents)
4 patents:
1. D719310 - Vacuum cleaner head
2. D718914 - Vacuum cleaner head
3. 8613601 - Fan assembly
4. 8327504 - Wand assembly for a cleaning appliance