Average Co-Inventor Count = 3.36
ph-index = 1
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. Aktiebolaget Electrolux (3 from 668 patents)
2. Ab Electrolux (90 patents)
3 patents:
1. 11723499 - Vacuum cleaner nozzle
2. 11540681 - Vacuum cleaner and valve
3. 11058267 - Vacuum cleaner and vacuum cleaner system