Average Co-Inventor Count = 3.16
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. Zeneca Limited (3 from 854 patents)
2. Imperial Chemical Industries Limited (2 from 3,840 patents)
5 patents:
1. 5866611 - Therapeutic amines
2. 5792777 - Biphenyl quinuclidines
3. 5770608 - Heterocyclic derivatives
4. 5654315 - Quinuclidine compounds useful in treating diseases
5. 5612352 - Heterocyclic compounds