Average Co-Inventor Count = 2.84
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 (3 from 1,211 patents)
2. The Dyson Corporation (1 from 166 patents)
3. Dyson Technologies Limited (1 from 4 patents)
5 patents:
1. 9596916 - Hand held appliance
2. 8544145 - Surface treating head
3. 8468647 - Surface treating head
4. 8387207 - Surface treating head
5. D643168 - Part of a vacuum cleaner