Average Co-Inventor Count = 2.25
ph-index = 1
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. Ritchie Industries, Inc. (1 from 16 patents)
3 patents:
1. 11716968 - Waterer valve system
2. D528854 - Apparatus for making, storing and dispensing shaved or crushed ice
3. D528356 - Apparatus for making, storing and dispensing shaved or crushed ice