Average Co-Inventor Count = 1.33
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. Allis-Chalmers Corporation (2 from 532 patents)
2 patents:
1. 4394098 - Radial gate having fine tuning of flow control
2. 4357121 - Flap-gate for bottom discharge control in canals having ice problems