Average Co-Inventor Count = 3.83
ph-index = 3
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. Sanden Corporation (3 from 1,029 patents)
3 patents:
1. 4815633 - Automatic coffee vending machine being able to serve a straight coffee
2. 4776487 - Control device for a vending machine dispensing mechanism
3. 4676398 - Dispensing mechanism for vending machines