Average Co-Inventor Count = 2.55
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. Panasonic Corporation of North America (7 from 105 patents)
7 patents:
1. 8938851 - Nozzle assembly with one piece body
2. 8844095 - Floor care apparatus with cord reel and nozzle assembly
3. 8528167 - Nozzle assembly including cord reel and agitator drive motor
4. 8424155 - Upright vacuum cleaner with agitator lift feature
5. 8402604 - Combined crevice tool and dusting brush
6. 7647670 - Vacuum cleaner with final filtration compartment for reducing noise
7. 7356876 - Swivel assembly for connecting a wand to a nozzle assembly of a vacuum cleaner