Average Co-Inventor Count = 1.33
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. Gulf Oil Corporation (1 from 232 patents)
2. Hill Brothers Chemical Company, Inc. (1 from 1 patent)
2 patents:
1. 4204029 - Manufactured glass laminates
2. 4136111 - Process for the production of pyruvic acid