Average Co-Inventor Count = 13.00
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. Hach Company (2 from 223 patents)
2 patents:
1. D941335 - Display screen with graphical user interface
2. D941336 - Display screen with graphical user interface