Average Co-Inventor Count = 1.50
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. Hamilton Beach/proctor-silex, Inc. (2 from 264 patents)
2 patents:
1. 6283013 - Tea steeper for coffeemaker
2. 5924563 - Packaging arrangement for filter products