Average Co-Inventor Count = 3.60
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 (4 from 14,067 patents)
4 patents:
1. D688781 - Ionizer
2. D633142 - Writing instrument with sheet dispenser
3. D623222 - Writing instrument with sheet dispenser
4. D623223 - Writing instrument with sheet dispenser