Average Co-Inventor Count = 3.33
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. Aktiebolaget Electrolux (4 from 668 patents)
4 patents:
1. 4809398 - Vacuum cleaner combination latch and electrical contact arrangement
2. 4773118 - Noise reduction arrangement for a vacuum cleaner
3. 4766639 - Blocking device for a vacuum cleaner
4. 4051727 - Liquid mixture indicator for rug shampoo apparatus