Average Co-Inventor Count = 2.67
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. Sunbeam Products, Inc. (2 from 647 patents)
2 patents:
1. D612554 - Litter box with air filter
2. D577802 - Air purifier