Average Co-Inventor Count = 2.00
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. C. L. Industries Inc. (2 from 15 patents)
2 patents:
1. 4220578 - Method, resin and catalyst for increasing the tensile strength and core
2. 4215012 - Catalyst for increasing the tensile strength and core hardness of a sand