Average Co-Inventor Count = 3.16
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. Berry Plastics Corporation (4 from 277 patents)
2. Wm Wrigley Jr Company (1 from 585 patents)
5 patents:
1. 9505528 - Drink cup and lid
2. 8074831 - Drink cup and lid
3. D585279 - Portion of a lid
4. D574238 - Lid
5. D542316 - Product dispenser