Average Co-Inventor Count = 2.25
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. Ultraflo Corporation (3 from 8 patents)
3 patents:
1. D746948 - Valve
2. 8651452 - Valve with notch plate having enhanced strength
3. 8201852 - Pipe coupler and gasket with positive retention and sealing capability