Average Co-Inventor Count = 2.00
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. F.m. Howell & Company (2 from 11 patents)
2 patents:
1. D988862 - Divided half flap auto-bottom carton
2. D418024 - Flatware tray with locking bar