Average Co-Inventor Count = 1.55
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. Minnesota Mining and Manufacturing Company (5 from 7,865 patents)
2. 3m Innovative Properties Company (1 from 14,076 patents)
6 patents:
1. 6136143 - Surface treating article including a hub
2. D409340 - Hub
3. D408601 - Surface treating article
4. 5879504 - Portable apparatus for removing heat softenable surface coverings
5. 5269874 - Portable apparatus for removing heat softenable surface coverings
6. 5190620 - Method of using a rotatable disc to remove heat softenable surface