Average Co-Inventor Count = 2.00
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. Northgreen Communications, Inc. (3 from 3 patents)
3 patents:
1. 7832625 - Donation receptacle and method
2. 7431200 - Donation receptacle
3. D520703 - Collector bin