Average Co-Inventor Count = 4.09
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. Crane Company (3 from 171 patents)
3 patents:
1. 7588165 - Drum type vending machine
2. 6301908 - Apparatus and method for making and dispensing ice
3. 6170285 - Vending machine