Average Co-Inventor Count = 2.29
ph-index = 6
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. The Scott-fetzer Company (8 from 257 patents)
2. The Kirby Company / Scott Fetzer Company (2 from 5 patents)
10 patents:
1. D789632 - Surface-treatment apparatus
2. D780390 - Handle for a surface-treatment apparatus
3. D672104 - Vacuum cleaner brush attachment
4. 7854038 - Vacuum cleaner with removable handle
5. 7794516 - Filter bag mounting assembly
6. 7694383 - Upright vacuum cleaner with removable power head
7. 7690078 - Vacuum cleaner with removable cleaning attachment
8. 7587786 - Vacuum cleaner with removable handle
9. 6626969 - Mounting collar for a vacuum cleaner filter bag
10. D449138 - Wet pickup vacuum attachment