Average Co-Inventor Count = 6.46
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. 3m Innovative Properties Company (6 from 14,084 patents)
6 patents:
1. D716055 - Tool handle head
2. D699909 - Cleaning tool
3. D689299 - Caddy
4. D687204 - Dustpan
5. D685547 - Cleaning tool
6. D684331 - Dustpan