Average Co-Inventor Count = 8.40
ph-index = 5
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. 3m Innovative Properties Company (7 from 14,059 patents)
7 patents:
1. 9408521 - Continuously curving cleaning element
2. D720156 - Caddy
3. D709260 - Cleaning tool
4. D704024 - Handle
5. D704025 - Handle
6. D697314 - Brush
7. D691813 - Brush