Average Co-Inventor Count = 4.20
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. Praxair Technology, Inc. (2 from 1,446 patents)
2 patents:
1. 5666828 - Cryogenic hybrid system for producing low purity oxygen and high purity
2. 5303556 - Single column cryogenic rectification system for producing nitrogen gas