Average Co-Inventor Count = 1.33
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. The Vendo Company (2 from 22 patents)
2 patents:
1. 4974888 - Fastening apparatus
2. 4454961 - Package dispensing mechanism for vending machine