Average Co-Inventor Count = 4.00
ph-index = 2
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. Techtronic Floor Care Technology Limited (1 from 241 patents)
2. Royal Appliance Mfg., Co. (1 from 234 patents)
2 patents:
1. 8707513 - Twin cyclone vacuum cleaner
2. 8291545 - Twin cyclone vacuum cleaner