Average Co-Inventor Count = 4.76
ph-index = 3
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 (5 from 14,076 patents)
5 patents:
1. D537156 - Room air purifier
2. D534961 - Writing utensil tray
3. D533595 - Dispenser
4. D529553 - Desktop tape dispenser
5. D528601 - Desktop tape dispenser