Average Co-Inventor Count = 7.27
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. Techtronic Floor Care Technology Limited (6 from 240 patents)
2. Royal Appliance Mfg., Co. (234 patents)
6 patents:
1. 10568481 - Battery powered cordless cleaning system
2. 9504364 - Battery powered cordless cleaning system
3. 8756753 - Battery powered cordless cleaning system
4. 8671509 - Battery powered cordless cleaning system
5. 8607405 - Battery powered cordless cleaning system
6. 8261407 - Vacuum cleaner accessory tool