Average Co-Inventor Count = 6.00
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. Toyo Engineering Corporation (1 from 171 patents)
2. Veb Agrochemie Piesteritz (1 from 1 patent)
1 patent:
1. 5069891 - Process for independent control of methane and rare gas contents of an