Average Co-Inventor Count = 5.33
ph-index = 4
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. Kellogg Company (4 from 209 patents)
4 patents:
1. D509341 - Embossed pastry
2. D439392 - 3-section filled food product
3. D431891 - 4-section filled food product
4. D429866 - 2-section filled food product