Average Co-Inventor Count = 4.44
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. Tosoh Corporation (2 from 896 patents)
2 patents:
1. 5271914 - Process for adsorbing the vapor of alcoholic fuels
2. 5001289 - Shaped zeolite catalyst for liquid phase organic reactions