Average Co-Inventor Count = 5.00
ph-index = 2
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 (3 from 14,076 patents)
3 patents:
1. D925042 - Dental composite shade guide
2. D907241 - Container for a dental composite shade guide kit
3. D898223 - Holder for multiple dental composite shade guides