Average Co-Inventor Count = 2.40
ph-index = 3
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. Imperial Chemical Industries Limited (3 from 3,840 patents)
3 patents:
1. 5099041 - Production of ethylene oxide and catalysts therefor
2. 5011807 - Catalysts for the production of ethylene oxide
3. 4007135 - Promoted silver catalyst for producing alkylene oxides