Average Co-Inventor Count = 2.00
ph-index = 5
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. Petrolite Corporation (6 from 429 patents)
6 patents:
1. 4840748 - Polyalkanolamines
2. 4731481 - Polyalkanolamines
3. 4689418 - Azetidinium salts and process of preparation
4. 4505839 - Polyalkanolamines
5. 4383926 - Process of demulsifying and/or clarifying aqueous systems with
6. 4341887 - Azetidinium salts and polymers and copolymers thereof