Average Co-Inventor Count = 2.40
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. Rohm and Haas Company (2 from 3,391 patents)
2 patents:
1. 5328952 - Multi-stage polymer latex cement modifier and process of making
2. 4524121 - Positive photoresists containing preformed polyglutarimide polymer