Average Co-Inventor Count = 2.80
ph-index = 5
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. (4 from 264 patents)
2. Proctor-silex, Inc. (1 from 12 patents)
5 patents:
1. D345074 - Toaster
2. D336588 - Toaster
3. D317238 - Hot air corn popper
4. D315272 - Toaster
5. D315273 - Toaster